DEPARTMENT OF THE INTERIOR

U.S. GEOLOGICAL SURVEY

Publications of the Volcano Hazards Program, U.S. Geological Survey, 1986-1989

Compiled by

Keith E. Bargar1

Open-File Report 90-277

This report is preliminary and has not been reviewed for conformity with U.S. Geological Survey editorial standards or with the North American Stratigraphic Code. Any use of trade, product or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

stop 910, 345 Middlefield Road, Menlo Park, California 94025

Publications of the Volcano Hazards ProgramU.S. Geological Survey

1986-1989

(A) Abstracts(0) Open-file reports(P) Published reports, maps, etc.

(A) Adam, D. P., Sarna-Wojcicki, A. M., Bradbury, J. P., Dean, W. E.,Forester, R. M., and Rieck, H. J., 1986, Tule Lake, California: A 3.0-m.y. core record from the Modoc Plateau (abs.): American Quaternary Association Program and Abstracts, no. 9, p. 112.

(A) Adam, D. P., Sarna-Wojcicki, A. M., and Rieck, H. J., 1986, Thick upper Neogene lacustrine sequence in the Tule Lake basin, California and Oregon, U.S.A. (abs.): Geological Society of America Abstracts with Programs, v. 18, no. 6, p. 522.

(A) Adam, D. P., Sarna-Wojcicki, A. M., Bradbury, J. P., Dean, W. E.,Forester, R. M., and Rieck, H. J., 1987, Tule Lake, California; a 3.0 m. y. core record from the northwestern Basin and Range Province, U.S.A. (abs.): Congress of the International Union for Quaternary Research Program and Abstracts, v. 12, p. 116.

(P) Aquila, L., Newhall, C. G., Miller, C. D., and Listanco, E., 1986, Reconnaissance geology of a large debris avalanche from Iriga Volcano, Philippines: Philippine Journal of Volcanology, v. 3, no. 1, p. 54-72.

(P) Alpha, T. R., and Myers, B., 1986, Physiographic diagrams of Mount St.Helens, Washington, showing changes in its summit crater, 1984: U.S. Geological Survey Miscellaneous Field Studies Map MF-1906, 1 sheet.

(P) Anderson, J. L., Beeson, M. H., Bentley, R. D., Fecht, K. R., Hooper, P. R., Niem, A. R., Reidel, S. P., Swanson, D. A., Tolan, T. L., and Wright, T. L., 1987, Distribution maps of stratigraphic units of the Columbia River Basalt group, in Schuster, J. E., ed., Selected Papers on the Geology of Washington: Washington Department of Natural Resources, Division of Geology and Earth Resources Bulletin 77, p. 183-195.

(A) Anderson, L. A., and Jackson, D. B., 1987, Self-potential monitoring ofmagma migration, Kilauea Volcano, Hawaii (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 12.

(A) Andres, R. J., Kyle, P. R., Rose, W. I., and Stokes, J. B., 1987, S02 emissions during episode 48A, Kilauea Volcano, Hawaii (abs.): General Assembly, International Union of Geodesy and Geophysics, 19th, Vancouver, Canada, August 9-22, 1987, Abstracts, v. 2, p. 407.

(P) Andres, R. J,, Kyle, P. R., Stokes, J. B., and Rose, W. I., 1989, Sulfur dioxide emissions from the phase 48A east rift zone eruption of Kilauea Volcano, Hawaii: Bulletin of Volcanology, v. 52, no. 2, p. 113-117.

(A) Ayuso, R. A., and Smith, R. L., 1989, Lead isotopic diversity in the Bandelier Tuff, Valles Caldera, and related rocks of the Jemez Mountains, New Mexico (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 10.

(P) Bailey, R. A., 1987, Long Valley Caldera, eastern California: in Hill, M. L., ed., Cordilleran Section of the Geological Society of America Centennial Field Guide, v. 1, p. 163-168.

(A) Bailey, R. A., 1987, Relationship of bedrock geology, faults, and volcanic vents, Long Valley caldera, eastern California (abs.): Long Valley Caldera symposium, Lawrence Berkeley Laboratory, March 17-18, 1987, Proceedings, p. 1-7.

(P) Bailey, R. A., 1989, Geologic map of Long Valley Caldera, Mono-Inyo Craters volcanic chain, and vicinity, eastern California: U.S. Geological Survey Miscellaneous Investigations Series Map 1-1933, scale 1:62,500, text, 11 p.

(P) Bailey, R. A., Miller, C. D., and Sieh, K., 1989, Excursion 13B: Long Valley Caldera and Mono-Inyo Craters volcanic chain, eastern California, in Chapin, C. E., and Zidek, J., eds., Field Excursions to Volcanic Terranes in the Western United States, Volume II: Cascades and Intermountain West, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Memoir 47, p. 227-254.

(A) Banks, N. G., 1986, Hazard mitigation and rapid response to crises withmobile volcano observatories (abs.): Eos, Transactions, AmericanGeophysical Union, v. 67, no. 16, p. 398.

(P) Banks, N. G., 1987, Preliminary assessment of the volcano hazards ofPacaya Volcano, Guatemala: INSIVUMEH unnumbered publication, 25 p.

(P) Banks, N. G., Tilling, R. I., Harlow, D. H., and Ewert, J. W., 1989,Volcano monitoring and short-term forecasts, in Tilling, R. I., ed., Volcanic Hazards: Short Course in Geology: Washington, D. C., American Geophysical Union, v. 1, p. 51-80.

(A) Banks, N. G., van der Laat, R., Carvajal, C., and Serrano, T., 1986,Deformation monitoring at Nevado del Ruiz, Colombia (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 403.

(0) Bargar, K. E., and Dzurisin, D., 1986, Bibliography and brief history of studies by the U.S. Geological Survey in Yellowstone National Park, Wyoming, Idaho, and Montana: 1965-1986: U.S. Geological Survey Open-File Report 86-573, 27 p.

(P) Batiza, R., Minster, B., and Tilling, R. I., 1989, Tectonic and volcanic process within a ridge segment, in Spiess, F. N., and MeDuff, R. E., Conventors, Sea-Going Experiments Workshop, Ridge Inter-Disciplinary Global Experiments (RIDGE) Program: Seattle, University of Washington, Final Report p. 39-52.

(A) Bent, A., Johnson, C. E., and Kanamori, H., 1986, Indian Wells Valley earthquake swarm: 1981-1983 (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1084.

(A) Belderson, B., Carter, B., Holcomb, R., Holmes, M., Johnson, D., Lipman, P., Moore, J., Normark, W., Rearic, D., Ruppel, B., Tatman, D., and Wilson, J., 1987, Preliminary findings, Hawaii long range side-scan sonar (Gloria) Survey (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 17.

(P) Bevens, D., Takahashi, T. J., and Wright, T. L., 1987, Early serialpublications of the Hawaiian Volcano Observatory: Hawaii National Park, Hawaii, Hawaii Natural History Association, 3 v., 2979 p.

(P) Blodgett, J. C., Poeschel, K. R., and Thornton, J. L., 1988, A waterresources appraisal of the Mount Shasta area in northern California, 1985: U.S. Geological Survey Water-Resources Investigations Report 87-4239, 46 p.

(P) Brantley, S., 1986, Two dome-building episodes at Mount St. Helens in 1984 and 1985 and the accompanying seismicity: Earthquakes and Volcanoes, v. 18, no. 5, p. 207-217.

(P) Brantley, S., and Glicken, H., 1986, Volcanic debris avalanches: Earthquakes and Volcanoes, v. 18, no. 5, p. 195-206.

(P) Brantley, S. R., and Waitt, R. B., 1988, Interrelations among pyroclastic surge, pyroclastic flow, and lahars in Smith Creek valley during first minutes of 18 May 1980 eruption of Mount St. Helens, USA: Bulletin of Volcanology, v. 50, p. 304-326.

(P) Brantley, S., Yamaguchi, D., Cameron, K., and Pringle, P., 1986, Tree ring dating of volcanic deposits: Earthquakes and Volcanoes, v. 18, no. 5, p. 184-194.

(P) Buchanan-Banks, J. M., Lockwood, J. P., and Rubin, M., 1989, Radiocarbon dates for lava flows from northeast rift zone of Mauna Loa Volcano, Hilo 7 1/2* quadrangle, island of Hawaii: Radiocarbon, v. 31, no. 2, p. 179-186.

(A) Bullen, T. D., and Clynne, M. A., 1987, Isotopic diversity at Lassen volcanic center, southern Cascade Range, California (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1526.

(0) Bullen, T. D., and Clynne, M. A., 1989, Geochemical and isotopic constraints on magmatic evolution at Lassen volcanic center, California, southernmost Cascade Range, in Muffler, L. J. P., Weaver, C. S., and Blackwell, D. D., eds., Workshop on geological, geophysical, and tectonic setting of the Cascade Range, Volume XLIV: U.S. Geological Survey Open-File Report 89-178, p. 623-662.

(A) Bullen, T. D., and Clynne, M. A., 1989, Coupled spatial, chemical, and isotopic characteristics of primitive lavas from the Lassen Region, California (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources, Bulletin 131, p. 33.

(A) Byerly, G. R., and Swanson, D. A., 1987, The transition from subaerial to invasive lava flows, Grande Ronde Basalt, northwestern Columbia Plateau (abs.): Geological Society of America Abstracts with Programs, v. 19, no 6, p. 363.

(A) Gameron, K. A., 1988, Fumarole fields and thermal features at Mount Hood, Oregon (abs.): Northwest Science, v. 62, no. 2, p. 82.

(A) Gameron, K. A., 1989, Devils Kitchen thermal area at Mount Hood, Oregon, revisited (abs.): Northwest Science, v. 63, no. 2, p. 73.

(A) Gameron, K. A., and Pringle, P. T., 1986, The last two eruptive periods at Mount Hood, Oregon (abs.): Northwest Scientific Association Annual meeting, 59^, Proceedings.

(P) Gameron, K. A., and Pringle, P. T., 1986, Post-glacial lahars of the Sandy River basin, Mount Hood, Oregon: Northwest Science, v. 60, no. 4, p. 225-237.

(P) Gameron, K. A., and Pringle, P. T., 1987, A detailed chronology of themost recent major eruptive period at Mount Hood, Oregon: Geological Society of America Bulletin, v. 99, no. 6, p. 845-851.

(P) Carr, M. J., and Rose, W. I., 1987, CENTAM - A data base of Central American volcanic rocks: Journal of Volcanology and Geothermal Research, v. 33, no. 1-3, p. 239-240.

(A) Casadevall, T. J., 1986, Volcanism and its effects on human populations (abs.): International Symposium of Public Health in Asia and the Pacific Basin, 2nd, Bangkok, Thailand, January 7-11, 1986, Abstracts Volume, p. 121.

(A) Casadevall, T. J., Abas, H., Pardyanto; L., and Tulus, 1988, 1988 eruption of Banda Api Volcano, Molucca, Indonesia (abs.): Eos, Transactions, American Geophysical Union, v. 69, p. 1472.

(A) Casadevall, T. J., deNeve, G., Kaswanda, 0., and MacLeod, N, S., 1989, The 1988 eruption of Anak Krakatau, Indonesia: A return to pre-1981 compositions (abs.): International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989, Abstracts Volume, p. 46.

(P) Casadevall, T. J., and Dzurisin, D., 1987, Stratigraphy and petrology of the Uwekahuna Bluff section, Kilauea Caldera, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 351-375.

(P) Casadevall, T. J., and Dzurisin, D., 1987, Intrusive rocks of KilaueaCaldera, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 377-394.

(P) Casadevall, T. J., Hadisantono, R., and Wight, A., 1987, A field excursion to Galunggung Volcano, West Java, Indonesia: Indonesian Petroleum Association, Annual Meeting, 16 th , Field Trip Guide, p. 1-7.

(P) Casadevall, T. J., Pardyanto, L., Abas, H., and Tulus, 1989, The 1988eruption of Banda Api Volcano, Maluku, Indonesia: Geologi Indonesia, v. 12, p. 603-635.

(A) Casadevall, T. J., Siswowijoyo, S., Hadisantono, R., and Samud, 1987,Volcanology of Lamongan Volcano, East Java, Indonesia (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume p. 31.

(P) Casadevall, T. J., Stokes, J. B., Greenland, L. P., Malinconico, L. L., Casadevall, J. R., and Furukawa, B. T., 1987, S02 and C02 emission rates at Kilauea Volcano, 1979-1984, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v, 1, p. 771-780.

(A) Casadevall, T. J., and Sudradjat, A., 1988, Volcanic hazards in Indonesia: A decade of cooperative studies between the U.S. Geological Survey and the Volcanological Survey of Indonesia (abs.): Kagoshima International Conference on Volcanoes, Kagoshima Japan, July 19-23, 1988, Abstract Volume, p. 141.

(A) Chadwick, W. W., Jr., 1987, Magma ascent and ground deformation at Mount St. Helens (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1549.

(A) Chadwick, W. W., Jr., 1987, The mechanics of ground deformation precursory to dome building eruptions at Mount St. Helens: 1981-1982 (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 33.

(P) Chadwick, W. W., Jr., Archuleta, R. J., and Swanson, D. A., 1988, The mechanics of ground deformation precursory to dome-building extrusions at Mount St. Helens 1981-1982, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 2: Journal of Geophysical Research v. 93, no B5, p. 4351-4366.

(A) Chadwick, W. W., Jr., Howard, K. A., and Dieterich, J. H., 1988, Amechanism analysis of radial and circumferential fissures on the active volcanoes of the Galapagos Islands (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1049.

(P) Chadwick, W. W., Jr., and Swanson, D. A., 1989, Thrust faults and related structures in the crater floor of Mount St. Helens Volcano, Washington: Geological Society of America Bulletin, v. 101, no. 12, p.1507-1519.

(P) Champion, D. E., Lanphere, M. A., and Kuntz, M. A., 1988, Evidence for a new geomagnetic reversal from lava flows in Idaho; discussion of short polarity reversals in the Brunhes and late Matuyama polarity chrons: Journal of Geophysical Research, v. 93, no. BIO, p. 11,667-11,680.

(P) Champion, D. E., and Lefebvre, R. H., 1987, Geology of the Craters of the Moon lava field, Idaho: in Beus, S. S., ed., Rocky Mountain Section of the Geological Society of America Centennial Field Guide, v. 2, p. 123-126.

(P) Chartier, T. A., Rose, W. I., and Stokes, J. B., 1987, Detailed record of SO2 emissions from Pu*u* O*o between episodes 33 and 34 of the 1983-86 east rift zone eruption of Kilauea, Hawaii: Bulletin of Volcanology, v. 50, no. 4, p. 215-228.

(P) Chen, C. L., 1986, Bingham plastic or Bagnold's dilatant fluid as arheological model of debris flow?: International Symposium on River Sedimentation, Third, Jackson, Mississippi, Proceedings, p. 1624-1636

(P) Chen, C. L., 1986, Chinese concepts of modeling hyperconcentratedstreamflow and debris flow: International Symposium on RiverSedimentation, Third, Jackson, Mississippi, Proceedings, p. 1647-1657

(P) Chen, C. L., 1986, Viscoplastic fluid model for debris flow routing: Water Forum '86 on World Water Issues in Evolution, Long Beach, California, American Society of Civil Engineers, Proceedings, p. 10-18.

(P) Chen, C. L., 1987, Comprehensive review of debris flow modeling concepts in Japan: in Costa, J. E., and Wieczorek, G. F., eds., Debris Flows/Avalanches: Process, Recognition, and Mitigation: Geological Society of America Reviews in Engineering Geology, v. 7, p. 13-29.

(P) Chen, C. L., 1988, Generalized viscoplastic modeling of debris flow:American Society of Civil Engineers Journal of Hydraulic Engineering, v. 114, no. 3, p., 237-258.

(P) Chen, C. L., 1988, General solutions for viscoplastic debris flow:American Society of Civil Engineers Journal of Hydraulic Engineering, v. 114, no. 3, p. 259-282.

(A) Childers, D., 1986, Bedload measurements in the Toutle River at Coal Bank bridge, Mount St. Helens, Washington (abs.): American Geomorphological Field Group, Meeting and Field Conference, 1986, Proceedings, p. 178.

(A) Childers, D., and Hale, T. W., 1986, A system for detecting and monitoring lahars and floods, Mount St. Helens, Washington (abs.): American Geomorphological Field Group, Meeting and Field Conference, 1986, Proceedings, p. 178.

(0) Childers, D., Hammond, S. E., and Johnson, W. P., 1987, Hydrologic data for computation of sediment discharge, Toutle and North Fork Toutle Rivers near Mount St. Helens, Washington: U.S. Geological Survey Open-File Report 87-548, 117 p.

(A) Childers, D., and Janda, R. J., 1987, Magnitude and trends ofsuspended-sediment yields in the Toutle River basin following the 1980 eruptions of Mount St. Helens, Washington (abs.): International Union of Geodesy and Geophysics, General Assembly, XIX, Vancouver, Canada, Proceedings, v. 3, p. 981.

(P) Chouet, B., 1986, Dynamics of a fluid-driven crack in three dimensions by the finite difference method: Journal of Geophysical Research, v. 91, no. B14, p. 13,967-13,992.

(A) Chouet, B., 1986, Numerical simulation of the dynamics of a fluid-filled crack propagating in three dimensions (abs.): Earthquake Notes, v. 57, p. 20.

(P) Chouet, B., 1987, Representation of an extended seismic source in apropagator-based formalism: Bulletin of the Seismological Society of America, v, 77, no. 1, p. 14-27.

(A) Chouet, B., 1987, Impulse response of a fluid-filled crack: crackresonance, velocity of the crack wave, and radiation properties (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstracts Volume, p. 38.

(P) Chouet, B., 1988, Resonance of a fluid-driven crack; radiation properties and implications for the source of long-period events and harmonic tremor, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 2: Journal of Geophysical Research, v. 93, no. B5, p. 4375-4400.

(A) Chouet, B., 1989, Transient response of a fluid-driven crack and its implication for excitation mechanism of harmonic tremor (abs.): International Geological Congress, 28th , July 9-19, 1989, Washington, D. C., Abstracts, v. 1, p. 289-290.

(P) Chouet, B., Koyanagi, R. Y., and Aki, K., 1987, Origin of volcanic tremor in Hawaii; Part II, Theory and discussion, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 1259-1280.

(P) Christiansen, R. L., 1989, Days 1, 2, and 3: The YeHowstone Plateau volcanic field, in Chapin, C. E., and Zidek, J., eds., Field Excursions to Volcanic Terranes in the Western United States, Volume II, Cascades and Intermountain West, International Association of Volcanology and Chemistry of the Earth's Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Memoir 47, p. 137-153.

(P) Christiansen, R. L., 1989, The YeHowstone Plateau-Island Park region, in Ruebelmann, K. L., ed., Snake River Plain-YeHowstone Volcanic Province: International Geological Congress, 28th , Washington, D. C., July 9-19, 1989, American Geophysical Union Field Trip Guidebook T305, p. 14-37.

(A) Christiansen, R. L., and Clynne, M. A., 1986, The climactic eruptions of Lassen Peak, California, in May, 1915 (abs.): Eos, Transactions American Geophysical Union, v. 67, no. 44, p. 1247.

(A) Christiansen, R. L., and Hildreth, W., 1988, Extensive rhyolitic lava flows of the YeHowstone Plateau (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 6, p. 409.

(A) Christiansen, R. L., and Hildreth, W., 1989, Voluminous rhyolitic lavas of broad extent on the YeHowstone Plateau (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth's Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 52.

(P) Christiansen, R. L., and Miller, C. D., 1989, Mount Shasta and vicinity, in Chapin, C. E., and Zidek, J., eds., Field excursions to Volcanic Terranes in the Western United States, Volume II: Cascades and Intermountain West, International Association of Volcanology and Chemistry of the Earth's Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Memoir 47, p. 216-223.

(P) Christiansen, R. L., and Miller, C. D., 1989, Mount Shasta and vicinity, in South Cascades Arc Volcanism, California and Southern Oregon: International Geological Congress, 28th , Washington, D. C., July 9-19, 1989, American Geophysical Union Field Trip Guidebook T312, p. 42-52.

(A) Clague, D. A., and Moore, J. G., 1988, Volcanic history of Mahukona submarine volcano, Hawaii (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1445.

(A) Clayton, G., and Zollweg, J., 1987, Tertiary-Quaternary faults and the 1981 magnitude 5 earthquake in the Goat Rocks Wilderness, south-central Cascade Range Washington (abs.): A Symposium on Crustal Movements in the Pacific Northwest, Sidney, Canada, 1987, Pacific Geoscience Centre Programme and Abstracts, p. 29-31.

(A) Clifford, P. M., and Peterson, D. W., 1989, Chemistry and petrogenesis of the Apache Leap Tuff, Arizona (abs.)* Geological Association of Canada Montreal 89, Program with Abstracts, v. 14, p. A35.

(A) Clifford, P. M., and Peterson, D. W., 1989, Progress on interpretation of new chemical studies of volcanic rocks of the Superstition Mountains, Arizona (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources, Bulletin 131, p. 54.

(A) Clynne, M. A., 1988, Recent volcanism and hazards in the Lassen area, California: Geohazards '88 Symposium, Menlo Park, California, November 17-18, 1988, Abstracts, p. 24.

(0) Clynne, M. A., 1989, Stratigraphic and lithologic constraints on the nature of the magmatic system of the Lassen volcanic center, California, in Muffler, L. J. P., Weaver, C. S., and Blackwell, D. D., eds., Workshop on geological, geophysical, and tectonic setting of the Cascade Range, Volume XLIV: U.S. Geological Survey Open-File Report 89-178, p. 604-622.

(A) Clynne, M. A., 1989, Disaggregation of quenched magmatic inclusionscontributes to chemical diversity in silicic lavas of Lassen Peak, California (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources, Bulletin 131, p. 54.

(A) Clynne, M. A., and Christiansen, R. L., 1987, Magma mixing and thedevastating eruptions of May 1915 at Lassen Peak, California (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 43.

(P) Clynne, M. A., and Muffler, L. J. P., 1989, Lassen Volcanic National Park and vicinity, in Chapin, C. E., and Zidek, J., eds., Field excursions to volcanic terranes in the western United States, Volume II: Cascades and Intermountain West, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Memior 47, p. 183-194.

(P) Clynne, M. A., and Muffler, L. J. P., 1989, Lassen Volcanic National Park and vicinity, in South Cascades Arc Volcanism, California and Southern Oregon, International Geological Congress, 28*-n , Washington, D.C., July 9-19, 1989, American Geophysical Union Field Trip Guidebook T312, p. 2-15.

(P) Clynne, M, A,, Muffler, L. J. P., and Bullen, T. D,, 1989, Geology of Lassen Volcanic National Park, in Tectonic Evolution of Northern California, International Geological Congress, 28th , Washington D.C., July 9-19, 1989, American Geophysical Union Field Trip Guidebook T108, p. 46-55.

(A) Cockerham, R. S., 1987, Focal mechanisms of earthquakes in the MammothLakes-Bishop area, eastern California (abs.): Seismological Research Letters, v. 58, no. 1, p. 19.

(P) Cockerham, R. S., and Corbett, E. J., 1987, The July 1986 Chalfant Valley, California, earthquake sequence; preliminary results: Bulletin of the Seismological Society of America, v. 77, no. 1, p. 280-289.

(P) Cockerham, R. S., and Eaton, J. P., 1987, The earthquake and itsaftershocks, April 24 through September 30, 1984, in House, S. N., ed., The Morgan Hill, California, Earthquake of April 24, 1984: U.S. Geological Survey Bulletin 1639, p. 15-28.

(A) Costa, J. E., 1987, Flood hazards of moraine-dam failures (abs.):Geological Society of America Abstract with Programs, v. 19, no. 7, p. 628.

(P) Costa, J. E., and Schuster, R. L., 1988, The formation and failure ofnatural dams: Geological Society of America Bulletin, v. 100, no. 7, p. 1054-1068.

(P) Costa, J. E., and Uieczorek, G. F., eds., 1987, Debris flows/avalanches: Process, recognition, and mitigation: Geological Society of America Reviews in Engineering Geology, v. 7, 248 p.

(P) Crandell, D. R., 1987, Deposits of pre-1980 pyroclastic flows and lahars from Mount St. Helens, Washington: U.S. Geological Survey Professional Paper 1444, 95 p.

(P) Crandell, D. R., 1989, Gigantic debris avalanche of Pleistocene age from ancestral Mount Shasta Volcano, California, and debris-avalanche hazard zonation: U.S. Geological Survey Bulletin 1861, 32 p.

(P) Crandell, D. R., and Hoblitt, R. P., 1986, Lateral blasts at Mount St.Helens and hazard zonation: Bulletin of Volcanology, v. 48, p. 27-37.

(A) Crandell, D. R., Miller, C. D., and Scott, W. E, 1986, Hazards fromvolcanic eruptions (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 243.

(P) Crandell, D. R., and Nichols, D. R., 1987, Volcanic hazards at Mount Shasta, California: U.S. Geological Survey Pamphlet, 21 p.

(A) Davies, J. L., Tabor, J., Miller, T. P., Power, J., and Yount, M. E.,1988, Seismicity and geology of Mount Outton Volcano (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1507.

10

(P) Davis, P. M., Johnston, H. J. S,, Dvorak, J., and Dzurisin, D., 1989,Electric and magnetic field measurements on Mount St. Helens Volcano at times of eruptions 1980-1985: Journal of Geomagnetism and Geoelectricity, v. 41, p. 783-796.

(P) Davis, P. H., Rydelek, P. A., Agnew, D. C., and Okamura, A. T., 1987, Observation of tidal tilt on Kilauea Volcano, Hawaii: Geophysics Journal of the Royal Astronomical Society, v. 90, p. 233-244.

(A) Davis, P. H., Yang, X. H., Okamura, A. T., and Koyanagi, R. Y., 1987, Volcano deformation modelling with reference to Kilauea (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 53.

(P) Decker, R. W., 1986, Forecasting volcanic eruptions: Annual Review of Earth and Planetary Sciences, v. 14, p. 267-291.

(A) Decker, R. W., 1986, Reducing volcanic risk (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 243.

(P) Decker, R. W., 1986, Dynamics of Hawaiian volcanoes: an overview, inDecker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 997-1018.

(A) Decker, R. W., 1987, Model for intermittent volcanic activity (abs.):Geological Society of America Abstracts with Programs, v. 19, no. 7, p. 638.

(A) Decker, R. W., 1988, Reducing volcanic risk (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 7, p. 81.

(P) Decker, R. W., 1989, Magma and eruption dynamics, in Winterer, E. L.,Hussong, D. M., and Decker, R. W., eds., The Eastern Pacific Ocean and Hawaii: Geological Society of America, The Geology of North America, v. N, p. 253-270.

(A) Decker, R. W., 1989, Dynamics of magma ascent and eruption at Kilaueaversus Mount St. Helens Volcanoes (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 69.

(A) Decker, R. W., 1989, How often does a There-type eruption occur? (abs.), in There and the Aegean World III, International Congress, 3r<*, Santorini, Greece, September 9, 1989, Abstracts, p. 64.

(A) Decker, R. W., 1989, Frequency versus magnitude of explosive eruptions (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1421.

11

(P) Decker, R. W., and Decker, B. B., 1986, Hawaii symposium on how volcanoes work: Eos, Transactions, American Geophysical Union, v. 67, no. 29, p. 582.

(P) Decker, R. W., and Decker, B. B., 1986, Text on geologic landscapes of Hawaii Volcanoes National Park, topographic and shaded-relief map: U.S. Geological Survey, scale 1:24,000 and 1:100,000.

(P) Decker, R. W., and Decker, B. B., 1988, Volcanology in Hawaii: Earthquakes and Volcanoes, v. 20, no. 1, p. 4-30.

(P) Decker, R. W., and Decker, B. B., 1988, Volcanism: Encyclopaedia Britannica, v. 29, p. 527-538.

(P) Decker, R. W., and Decker, B. B., 1989, Volcanoes: New York, W. H. Freeman and Company, revised and updated edition, 285 p.

(P) Decker, R. W., Halbig, J. B., Hazlett, R. W., Okamura, R., and Weight, T. L., conveners, 1987, Hawaii Symposium on How Volcanoes Work: Hilo, Hawaii, January 19-25, 1987, Abstract Volume, 282 p.

(P) Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., 1987, Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, 2 v., 1667 p.

(P) Delaney, P. T., 1987, Ship Rock, New Mexico; the vent of a violentvolcanic eruption, in Beus, S. S., ed., Rocky Mountain Section of the Geological Society of America Centennial Field Guide v 2, p. 411-415.

(P) Delaney, P. T., 1987, Heat transfer during emplacement and cooling of mafic dykes, in Halls, H. C., and Fahrig, W. F., eds., Mafic dyke swarms: Geological Association of Canada Special Paper 34, p. 31-46.

(A) Delaney, P. T., 1988, Steady widespread deformation of Kilauea volcano (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1433.

(A) Delaney, P. T., Johnson, D. J., Kauahikaua, J. P., Okamura, A. T., Sako, M. K., Wright, T. L., Fiske, R. S., and Gushiken, H., 1988, Recovery of coseismic subsidence by uplift of the south flank of Kilauea Volcano, Hawaii, since the 1975 M7.2 Kalapana earthquake (abs.): Seismological Research Letters, v. 59, no. 1, p. 35.

(A) Delaney, P. T., Miklius, A., Okamura, A. T., and Sako, M. S., 1989, Deformation due to the June 25th, 1989, M=6.1 Kilauea, Hawaii, south-flank earthquake (abs.): Eos, Transactions, American Geophysical Union, v. 70 , no. 43, p. 1410.

12

(A) Delaney, P. T., Miklius, A., Okamura, A. T., Sako, H. K., and Fiske, R. S., 1989, Continuous rifting and subsidence of Kilauea Volcano's summit and rift zones, and uplift of its south flank since the 1975 M7.2 earthquake (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 71.

(P) Delaney, P. T., Pollard, D. D., Ziony, J. I., and McKee, E. H., 1986,Field relations between dikes and joints; emplacement processes and paleostress analysis: Journal of Geophysical Research, v. 91, no. 5, p. 4920-4938.

(A) Denlinger, R. P., and Dzurisin, D., 1989, Changes in the magnetic anomaly and thermal structure of Mount St. Helens lava dome, Washington (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 73.

(P) Detterman, R. L., Wilson, F. H,, Yount, M. E., and Miller, T. P., 1987,Quaternary geologic map of the Ugashik, Bristol Bay, and western part of Karluk quadrangles, Alaska, scale 1:250,000.

(A) Devine, J. D., Evans, W. C., Lockwood, J. P., Tuttle, M. L., and Landis, G., 1987, Possible mantle metasomatism beneath the Cameroon volcanic line (abs.): Conference Internationale sur la Castastrophe de Lac Nyos Resumes, Republique du Cameroon Special Publication, unpaginated.

(0) Dietel, C., Chouet, B., Aki, K,, Ferrazzini, V., Roberts, P., andKoyanagi, R., 1989, Data summary for dense GEOS array observations of seismic activity associated with magma transport at Kilauea Volcano, Hawaii: U.S. Geological Survey Open-File Report 89-113, 179 p.

(P) Dieterich, J. H., 1987, Nucleation and triggering of earthquake slip; effect of periodic stresses, in Wesson, R. L., ed., Mechanics of Earthquake Faulting: Tectonophysics, v. 144, no. 1-3, p. 127-139.

(P) Dieterich, J. H., 1988, Growth and persistence of Hawaiian volcanic riftzones, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 2: Journal of Geophysical Research, v. 93, no. B5, p. 4258-4270,

(A) Djumarma, A., Bronto, S., Bahar, I., Suparban, F. X., Sukhyar, R.,Newhall, C. G., Holcomb, R. T., Banks, N. G., Torley, R., Lockwood, J. P., Tilling, R. I., Rubin, M., and del Marmol, M. A., 1986, Did Merapi Volcano (Central Java) erupt catastrophically in 1006 A.D.? (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, February 1-9, 1986, Abstracts, p. 236.

13

(0) Dinehart, R. L., 1986, Sediment data for streams near Mount St. Helens,v. 2, Water years 1981-1983: U.S. Geological Survey Open-File Report 85-632, 438 p.

(P) Dinehart, R. L., 1989, Dune migration in a steep, coarse-bedded stream: Water Resources Research, v. 25, no. 5, p. 911-923.

(P) Donnelly-Nolan, J. M., and Champion, D. B., 1987, Geologic map of LavaBeds National Monument, Northern California: U.S. Geological Survey Miscellaneous Investigations Series Map 1-1804, scale 1:24,000.

(0) Donnelly-Nolan, J. M., Champion, D. B., Miller, C. D., and Trimble, D. A., 1989, Implications of post-11,000-year volcanism at Medicine Lake Volcano, northern California Cascade Range, in Muffler, L. J. P., Weaver, C. S., and Blackwell, D. D., eds., Workshop on Geological, Geophysical, and Tectonic Setting of the Cascade Range, Volume XLIV: U.S. Geological Survey Open-File Report 89-178, p. 556-580.

(P) Doukas, M. P., and Swanson, D. A., 1986, Mount St. Helens, Washington, with emphasis on 1980-85 eruptive activity as viewed from Windy Ridge: in Hill, M. L., ed., Cordilleran Section of the Geological Society of America, Centennial Field Guide, v. 1, p. 333-338.

(P) Doukas, M. P., and Swanson, D. A., 1986, 1980-85 Mount St. Helens eruptive activity as viewed from Windy Ridge, in Iverson, R. M., and Martinson, H. A., eds., Mount St. Helens: American Geomorphological Field Group, Field Trip Guidebook and Abstracts, p. 20-22.

(P) Driedger, C. L., and Kennard, P. M., 1986, Ice volumes on Cascadevolcanoes; Mount Rainier, Mount Hood, Three Sisters, and Mount Shasta: U.S. Geological Survey Professional Paper 1365, 28 p.

(P) Driedger, C. L., and Kennard, P. M., 1986, Glacier volume estimations on Cascade volcanoes: an analysis and comparison with other methods: Annals of Glaciology, v. 8, p. 59-64.

(P) Duffield, W. A., Bacon, C. R., and Delaney, P. T., 1986, Deformation of poorly consolidated sediment during shallow emplacement of a basalt sill, Coso Range, California: Bulletin of Volcanology, v. 48, no. 2-3, p. 97-107.

(A) Dvorak, J. J., and Okamura, A. T., 1987, Geometry of intrusions anderuptive fissures at Kilauea Volcano determined from trilateration measurements (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 58.

(A) Dvorak, J., Delaney, P. T., Okamura, A. T., and Prescott, W. H., 1989, High-precision geodetic measurements on Hawaiian volcanoes using satellite geodesy (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth's Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989, New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 78.

14

(P) Dvorak, J, J., and Okamura, A. T., 1987, A hydraulic model to explainvariations in summit tilt rate at Kilauea and Hauna Loa Volcanoes, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 1281-1296.

(P) Dvorak, J. J., Okamura, A. T., English, T. T., Koyanagi, R. Y., Nakata, J. S., Sako, H. K,, Tanigawa, W. R., and Yamashita, K. H., 1986, Mechanical response of the south flank of Kilauea volcano, Hawaii, to intrusive events along the rift systems: Tectonophysics, v. 124, no. 3-4, p. 193-209.

(0) Dvorak, J. J., Said, H., Hadisantono, R. D., Rahardja, N., Mulyadi, D.,Reksowirogo, D., and Restikadjaja, K., 1987, Geodetic measurements at Indonesian volcanoes: U.S. Geological Survey-Open File Report 87-130, 40 p.

(A) Dzurisin, D., 1986, Historical activity at YeHowstone Caldera, Wyoming Eruption precursor or typical inter-eruption unrest? (abs.): International Association of Volcanology and Chemistry of the Earth*s Interior Meeting, New Zealand, February, 1986, Proceedings, p. 237.

(A) Dzurisin, D., 1986, Recent eruptive activity, monitoring results and geophysical studies at Mount St. Helens, Washington (abs.), in Keller, S. A., ed., Mount St. Helens; five years later: Cheney, Washington, Eastern Washington University Press, p. 439.

(A) Dzurisin, D., 1987, Uplift and subsidence at Yellowstone Caldera, Wyoming, 1976-1986 (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 58A.

(A) Dzurisin, D., and Casadevall, T. J., 1986, Stratigraphy and chemistry of the Uwekahuna ash: Product of prehistoric phreatomagmatic eruptions at Kilauea Volcano, Hawaii (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior Meeting, Auckland, New Zealand, February 1-9, 1986, Proceedings, p. 100.

(A) Dzurisin, D., and Denlinger, R. P., 1986, Systematic changes in magnetic field intensity over the growing lava dome at Mount St. Helens (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1247.

(A) Dzurisin, D., Holdahl, S., Fournier, R. 0., and Savage, J. C., 1989,Processes beneath Yellowstone Caldera, Wyoming, inferred from recent crustal movements (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 79.

15

(0) Dzurisin, D., and Yamashita, K. M., 1986, Preliminary results of precise leveling and trilateration surveys in YeHowstone National Park, Wyoming, 1983-1984: U.S. Geological Survey Open-File Report 86-265-A, 33 p.

(P) Dzurisin, D., and Yamashita, K. M., 1987, Vertical surface displacements at YeHowstone Caldera, Wyoming, 1976-1986, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 1: Journal of Geophysical Research, v. 92, no, B13, p. 13,753-13,766.

(0) Dzurisin, D., Yamashita, K. M., and Johnson, D. J., 1986, Preliminaryresults of precise leveling and trilateration surveys in YeHowstone National Park, Wyoming, 1985: U.S. Geological Survey Open-File Report 86-265-B, 28 p.

(A) Eichelberger, J. C., Younker, L. W., Vogel, T. A., and Miller, C. D.,1987, Coring beneath Inyo Craters, Long Valley Caldera, CA (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1544.

(P) Eichelberger, J. C., Vogel, T. A., Younker, L. W., Miller, C. D., Heiken, G. H., and Wohletz, K. H., 1988, Structure and stratigraphy beneath a young phreatic vent; South Inyo Crater, Long Valley Caldera, California: Journal of Geophysical Research, v. 93, no. Bll, p. 13,208-13,220.

(P) Endo, E. T., and Dzurisin, D., 1988, Recent Mount St. Helens seismicity; a description using Minakami's definitions of volcanic earthquake types: Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Proceedings, p. 424-427.

(A) Endo, E. T., Dzurisin, D., Murray, T., and Syverson, K., 1987, The rate of magma ascent during dome-building at Mount St. Helens (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 64.

(A) Endo, E. T., Dzurisin, D., and Swanson, D. A., 1989, Geophysical andobservational constraints for shallow dacitic magma migration rates at Mount St. Helens, Washington (abs.): International Geological Congress, 28tn , Washington, D. C., July, 9-19, 1989, Abstracts, v. 1, p.453-454.

(0) English, T. T., 1987, HVO polling telemetry system for low frequency data acquisition: Software users* guide: U.S. Geological Survey Open-File Report 87-633, 51 p.

(A) English, T. T., Johnson, C. E., and Tanigawa, W. R., 1987, Application of computers and data communication to volcanic monitoring and research at the U.S. Geological Survey's Hawaiian Volcano Observatory (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 66.

16

(A) English, T. T., Johnson, C. E., Koyanagi, R. Y., and Largo, A., 1988,Automated real-time systems for managing volcanic and seismic crises at the USGS Hawaiian Volcano Observatory (abs.): Seismological Research Letters, v. 59, no. 1, p. 37.

(A) Ewert, J. W., 1987, Sulfur in the Frenchman Springs Member of the Wanapum Basalt in Washington and Oregon (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 376.

(0) Ewert, J. W., 1989, A trigonometric method for monitoring ground-tilt on composite volcanoes: U.S. Geological Survey Open-File Report 89-223, 19 p.

(A) Ewert J. W., 1989, A trigonometric method for monitoring ground-tilt on composite volcanoes (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 86.

(A) Farrar, C. D., Sorey, M. L., and Rojstaczer, S. A., 1987, Hydrologic andgeochemical monitoring in Long Valley Caldera, California (abs.): in Goldstein, N. E., ed., Proceedings of the Symposium on the Long Valley Caldera: A Predrilling Data Review: Berkeley, California, Lawrence Berkeley Laboratory Report 23940, p. 12-13.

(P) Farrar, C. D., Sorey, M. L., Rojstaczer, S. A., Janik, C. J., and Winnett, T. L., 1987, Hydrologic and geochemical monitoring in Long Valley Caldera, Mono County, California, 1985: U.S. Geological Survey Water Resources Investigation Report 87-4090, 71 p.

(P) Farrar, C. D., Sorey, M. L., Rojstaczer, S. A., Steinemann, A. C., and Clark, M. D., 1989, Hydrologic and geochemical monitoring in Long Valley Caldera, Mono County, California, 1986: U.S. Geological Survey Water Resources Investigations Report 89-4033, p. 69.

(A) Ferrazzini, V., Aki, K., Chouet, B., and Fehler, M., 1986, Very slow waves trapped in a fluid layer sandwiched between two solid half space with application to the long-period events (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1203.

(A) Ferrazzini, V., Aki, K., Chouet, B., and Fehler, M., 1988, Hydrofracture experiments at Fenton Hill New Mexico: implication for volcanic tremor (abs.): Seismological Research Letters, v. 59, no. 1, p. 42.

(0) Fierstein, J., Bruggman, P. E., Bartel, A. J., Stewart, K. C., Taggart, J. E., Jr., Drake, R. E., and Hildreth, W., 1989, Chemical analyses of rocks and sediments from central Chile: U.S. Geological Survey Open-File Report 89-78, 13 p.

(P) Fisher, R. V., Glicken, H. X., and Hoblitt, R. P., 1987, May 18, 1980, Mount St. Helens deposits in South Coldwater Creek, Washington: Journal of Geophysical Research, v. 92, no. BIO, p. 10,267-10,283.

17

(A) Fiske, R. S., Duffield, W. A., and Swanson, D. A., 1987, The magnitude-?.2 earthquake November 1975 and the structure of the south flank of Kilauea (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 77.

(A) Fleck, R. J., 1987, Neodymium, strontium, and trace element evidence of large-scale crustal contamination of magmas of the Idaho Batholith (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 377.

(A) Fodor, R. V., and Moore, R. B., 1987, Petrology of gabbroic inclusions in the 1960 Kapoho basalt flow, Kilauea Volcano, Hawaii (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 378.

(A) Fournier, R. 0., Dzurisin, D., and Savage, J. C., 1988, Crystallization of rhyolitic magma as a contributing factor in episodic inflation and deflation of the YeHowstone Caldera, Wyoming (abs.): International Geological Congress, 28th, Abstract Volume, p. I-505-I-506.

(A) Fox, T., Heiken, G., Sigvaldason, G., and Tilling, R. I., 1989, Volcanic ash warnings for civil aviation (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 96.

(P) Franczyk, K. J., Gibson, E. K. Jr., and Tilling, R. I., 1987, Sulfur andcarbon abundances in Hawaiian tholeiite lavas; 1972-1975 eruptions of Kilauea and 1975 eruption of Mauna Loa, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 791-803.

(A) Frank, D., Lubis, H., Casadevall, T. J., Glicken, H. X., and Suparman, 1987, Influence of hydrothermal alteration on volcanic hazards at Papandayan Volcano, West Java, Indonesia (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 80.

(P) Freeth, S. J., and Lockwood, J. P., 1988, Lake Nyos Dam; when the Lake Nyos Dam fails there will be serious flooding in Cameroon and Nigeria, but when will it fail?: Eos, Transactions, American Geophysical Union, v. 69, no. 32, p. 776-777.

(P) Friedman, I., Gleason, J., and Jackson, T., 1987, Variation of <S13C in fumarolic gases from Kilauea Volcano, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 805-807.

(P) Friedman, I., and Reimer, G. M., 1987, Helium at Kilauea Volcano; Part I, Spatial and temporal variations at Sulphur Bank, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 809-813.

18

(P) Garcia, M. 0., Ho, R. A., Rhodes, J. M., and Uolfe, E. W., 1989,Petrologic constraints on rift-aone processes: results from episode 1 of the Puu Oo eruption of Kilauea Volcano, Hawaii: Bulletin of Volcanology, v. 52, p. 81-96.

(P) Garcia, M. 0., Muenow, D. W., and Aggrey, K. E., 1989, Major element, volatile, and stable isotope geochemistry of Hawaiian submarine tholeiitic glasses: Journal of Geophysical Research, v, 94, no. , p. 10,525-10,538.

(A) Garcia, M. 0., Rhodes, J. M., and Wolfe, E. W., 1989, Petrologic evolution of lava from the Puu Oo eruption of Kilauea Volcano, Hawaii (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 102.

(A) Garcia, M. 0., Ulrich, G. E., and Rhodes, J. M., 1987, Petrology of lavas from the Puu Oo eruption of Kilauea Volcano, Hawaii: causes of composition variation within one eruptive sequence (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 86.

(P) Garcia, M. 0., and Wolfe, E. W., 1988, Petrology of the erupted lava, in Wolfe, E. W., ed., The Puu Oo eruption of Kilauea Volcano, Hawaii: Episodes 1 through 20, January 3, 1983, through June 8, 1984: U.S. Geological Survey Professional Paper 1463, p. 127-143.

(A) Gardner, C. A., 1989, Chemical diversity of mafic lavas from the Mount Bachelor volcanic chain, Oregon (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth's Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 103.

(0) Gardner, C. A., 1989, Paleomagnetic secular-variation studies along the Mount Bachelor volcanic chain, in Scott, W. E., Gardner, C. A., and Sama-Wojcicki, A. M., eds., Guidebook for field trip to the Mount Bachelor-South Sister-Bend area, Central Oregon High Cascades: U.S. Geological Survey Open-File Report 89-645, p. 19-26.

(0) Gardner, C. A., 1989, Geochemical variations of lavas from the Mount Bachelor volcanic chain, in Scott, W. E., Gardner, C. A., and Sama-Wojcicki, A. M., eds., Guidebook for field trip to the Mount Bachelor-South Sister-Bend area, Central Oregon High Cascades: U.S. Geological Survey Open-File Report 89-645, p. 29-35.

(A) Gardner, C. A., and Scott, W. E., 1987, Temporal, spatial, and petrologic variations of lavas from the Mount Bachelor volcanic chain, Oregon High Cascades (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1526.

19

(P) Gartrier, A. E., and Delaney, P. T., 1988, Geologic map showing a late Cenozoic basaltic intrusive complex, Emery, Seiver, and Wayne counties, Utah: U.S. Geological Survey Miscellaneous Field Studies Map MF-2052, scale 1:48,000.

(A) Caspari, M. A., Thomas, D. M., and Koyanagi, R. Y., 1989, Soil gas radon anomalies associated with a M = 6.2 earthquake on the Kilauea east rift zone (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1194-1195.

(P) Gerlach, T. M., and Casadevall, T. J., 1986, Evaluation of gas data from high-temperature fumaroles at Mount St. Helens, 1980-1982: Journal of Volcanology and Geothermal Research, v. 28, p. 107-140.

(P) Gerlach, T. M., and Casadevall, T. J., 1986, Fumarole emissions at Mount St. Helens volcano, June 1980 to October 1981: Degassing of a magma-hydrothermal system: Journal of Volcanology and Geothermal Research, v. 28, p. 141-160.

(A) Gerstel, W. J., and Clynne, M. A., 1989, Glacial stratigraphy in theLassen Peak area of Northern California; implications for the age of Lassen Peak dacite dome (abs.): Geological Society of America Abstracts with Programs, v. 21, no. 5, p. 83.

(A) Gil Cruz, F., and Chouet, B., 1988, Analysis of tremor and long-period events from Nevado del Ruiz Volcano, July 1985 to October 1986 (abs.): International Workshop on a Model of Nevado del Ruiz Volcano, Manizales, Colombia, March 28-April 1, 1988, Abstracts.

(A) Gil Cruz, F., Meyer, H. J., Chouet, B., and Harlow, D., 1987, Observations of long-period events and tremor at Nevado del Ruiz Volcano 1985-1986 (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 90.

(P) Glicken, H., 1986, Mount St. Helens rockslide-debris avalanche: Volcano News, no. 24, p. 4-5.

(A) Glicken, H., 1986, Potential future volcanic activity at Mount St. Helens impact on Spirit Lake (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, February 1-9, 1986, Abstracts, p. 243.

(A) Glicken, H., Asmoro, P., Lubis, H., Frank, D., and Casadevall, T. J.,1987, Geology of the 1772 debris avalanche from Papandayan Volcano, West Java, Indonesia (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 91.

(P) Goldstein, N. E., and Stein, R. S., 1988, What's new at Long Valley:Journal of Geophysical Research, v. 93, no. Bll, p. 13,187-13,190.

20

(P) Grant, W. C., and Weaver, C. S., 1986, Earthquakes near Swift Reservoir, Washington, 1958-1963; seismicity along the southern St. Helens seismic zone: Bulletin of the Seismological Society of America, v. 76, no. 6, p. 1573-1587.

(P) Greenland, L. P., 1986, Gas analyses from the Puu Oo eruption in 1985,Kilauea Volcano, Hawaii: Bulletin of Volcanology, v. 48, no. 6, p. 341-348.

(P) Greenland, L. P., 1987, Hawaiian eruptive gases, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 759-770.

(P) Greenland, L. P., 1987, Composition of gases from the 1984 eruption ofMauna Loa Volcano, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 781-790.

(P) Greenland, L. P., 1988, Gases from the 1983-84 east-rift eruption, in Wolfe, E. W., ed., The Puu Oo Eruption of Kilauea Volcano, Hawaii: Episodes 1 through 20, January 3, 1983, through June 8, 1984: U.S. Geological Survey Professional Paper 1463, p. 145-153.

(P) Greenland, L. P., and Aruscavage, P., 1986, Volcanic emission of Se, Te, and As from Kiluaea volcano, Hawaii: Journal of Volcanology and Geothermal Research, v. 27, p. 195-201.

(P) Greenland, L. P., Okamura, A. T., and Stokes, J. B., 1988, Constraints on the mechanics of the eruption, in Wolfe, E. W., ed., The Puu Oo Eruption of Kilauea Volcano, Hawaii: Episodes 1 through 20, January 3, 1983, through June 8, 1984: U.S. Geological Survey Professional Paper 1463, p. 155-164.

(A) Gross, W. K., and Savage, J. C., 1987, Deformation associated with the 1986 Chalfant Valley earthquake, eastern California (abs.): Seismological Research Letters, v. 58, no. 1, p. 20.

(P) Gross, W. K., and Savage, J. C., 1987, Deformation associated with the1986 Chalfant Valley earthquake, eastern California: Bulletin of the Seismological Society of America, v. 77, no. 1, p. 306-310.

(A) Guffanti, M., Clynne, M. A., Muffler, L. J. P., and Smith, J, G., 1989, Regional volcanic trends in the Lassen area of HE California, southernmost Cascade Range (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 117.

21

(0) Guffanti, M., Clynne, M. A., Muffler, L. J. P., and Smith, J. G., 1989, Spatial, temporal, and compositional trends of voleanism in the Lassen region of northeastern California: in Muffler, L. J. P., Weaver, C. S., and Blackwell, D. D., eds., Workshop on Geological, Geophysical, and Tectonic Setting of the Cascade Range, Volume XLIV, U.S. Geological Survey Open-File Report 89-178, p. 581-603.

(A) Guffanti, M., and Weaver, C. S., 1986, Distribution of late Cenozoicvolcanic vents in the Cascade Range and northwestern Basin and Range Province (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1226.

(A) Guffanti, M., and Weaver, C. S., 1987, Late Cenozoic volcanism in the Pacific Northwest: Cascade arc segmentation, subdueting-plate geometry, and basin-range extension Cabs.): Transactions, Geothermal Resources Council, v. 11, p. 261.

(P) Guffanti, M., and Weaver, C. S., 1988, Distribution of late Cenozoicvolcanic vents in the Cascade Range; volcanic arc segmentation and regional tectonic considerations: Journal of Geophysical Research, v. 93, no. B6, p. 6513-6529.

(A) Haas, J. L., Jr., 1986, The enhanced value of physical and chemical properties derived from large chemical networks (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 357.

(O) Hanatani, R. Y., 1987, Drytilt stations on Kilauea, Hawaii: U.S. Geological Survey Open-File Report 87-175, 72 p.

(O) Hanatani, R. Y., 1987, Drytilt stations on Mauna Loa and HualalaiVolcanoes, Hawaii: U.S. Geological Survey Open-File Report 87-650, 52 p.

CO) Hanatani, R. Y., 1988, Permanent-glass EDH measurements on Mauna Loa, Hawaii, from August 8, 1979 to August 5, 1987: U.S. Geological Survey Open-File Report 88-33, 25 p.

CO) Hanatani, R. Y., 1988, Permanent-glass EDM measurements on Kilauea, Hawaii from June 6, 1979 to September 23, 1987: U.S. Geological Survey Open-File Report 88-202, 97 p.

(A) Harlow, D. H., Fernando, M. C., and Cueliar, J., 1986, Seismic activity proceeding the 13 November 1985 eruption of Ruiz Volcano, Colombia Cabs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 403.

(A) Harlow, D. H., White, R. A., Martinez, C., and Alvarez, S., 1987, The San Salvador earthquake of 10 October 1986 Cabs.): Seismological Research Letters, v. 58, no. 1, p. 9.

22

(A) Harris, D. H., and Rose, W. I., 1987, Plume dynamics and instantaneouseruption rates during the July 22, 1980 eruption of Mount St. Helens (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1549.

(A) Hausback, B. P., and Swanson, D. A., 1989, Structure and avalanche history of the north flank of Mount St. Helens, Washington (abs.): Eos, Transactions, American Geophysical Union, v. 70, p. 1422.

(A) Heliker, C., 1986, The ongoing eruption of Pu*u 0*o on Kilauea's middle east rift zone (abs.): Conference in Natural Sciences, 6th, Hawaii Volcanoes National Park, Hawaii, June 10-13, 1986, Proceedings, p. 9.

(P) Heliker, C., 1988, Volcanic hazards and eruption forecasting in Hawaii: Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Proceedings, p. 598-601.

(P) Heliker, C., 1989, The volcanic origin of the Hawaiian Islands, in Stone, C. P., and Stone, D. B., eds., Conservation Biology in Hawaii: Honolulu, Hawaii, University of Hawaii Press, p. 11-16.

(P) Heliker, C,, Griggs, J. D., Takahashi, T. J., and Wright, T, L., 1986,Volcano monitoring at the U.S. Geological Survey's Hawaiian Volcano Observatory: Earthquakes and Volcanoes, v. 18, no. 1, p. 1-72.

(A) Heliker, C. C., Takahashi, T. J., Koyanagi, R. Y., Wright, T. L., and Okamura, A. T., 1988, Volcano monitoring at the Hawaiian Volcano Observatory (abs.): Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Abstract Volume, p. 125-126.

(A) Heliker, C. C., Ulrich, G. E., and Hoffmann, J, P., 1987, Pu'u 'O'o III:Episodes 21-47 (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 105.

(A) Helz, R. T., 1986, Diapiric transfer of melt in Kilauea Iki lava lake, Hawaii (abs.): Geological Association of Canada/Mineralogical Association of Canada Abstracts with Programs, v. 11, p. 80.

(P) Helz, R. T., 1987, Diverse olivine types in lavas of the 1959 eruption of Kilauea Volcano, and their bearing on eruption dynamics, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U. S. Geological Survey Professional Paper 1350, v. 1, p. 691-722.

(A) Helz, R. T., 1987, Evidence for melt extraction for the sills and dikes associated with the Stillwater Complex, Montana (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 7, p. 699.

(P) Helz, R. T., 1987, Differentiation behavior of Kilauea Iki lava lake,Kilauea Volcano, Hawaii: An overview of past and current work, in Mysen, B. 0., ed., Magmatic Processes: Physicochemical Principles: The Geochemical Society Special Publication No. 1, p. 241-258.

23

(A) Helz, R. T., 1989, Segregation of melt during flow of partiallycrystalline mushes: an example from Kilauea Iki lava lake, Hawaii (abs.): Geological Society of America Abstracts with Programs, v. 21, p. 261.

(A) Helz, R. T., Banks, N, G., Heliker, C. C., Weal, C. A., Ulrich, G. E., and Wolfe, E. W., 1987, Lava temperatures of recent eruptions of Hawaiian volcanoes: comparison of field measurements with the results of glass geothermometry (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 106.

(P) Helz, R. T., Kirschenbaum, H. and Marinenko, J. W., 1989, Diapiric transfer of melt in Kilauea Iki lava lake, Hawaii: a quick, efficient process of igneous differentiation: Geological Society of America Bulletin, v. 101, no. 4, p. 578-594.

(A) Helz, R. T., and Rait, »., 1988, Behavior of Pt and Pd in Kilauea Iki lava lake, Hawaii (abs.): Goldschmidt Conference, Baltimore, Maryland, May 11-13, 1988, Abstracts, p. 47.

(P) Helz, R. T., and Thornber, C. R., 1987, Geothermometry of Kilauea Iki lava lake, Hawaii: Bulletin of Volcanology, v. 49, no. 5, p. 651-668.

(A) Helz, R. T., and Weight, T. L., 1987, A model for the origin of the Yakima Basalt Subgroup, NW USA (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 388.

(A) Herd, D. G., 1986, 1985 eruption of Nevado del Ruiz, Colombia; overview (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 402-403.

(P) Herd, D. G., and Columbia, Comite de Estudios Vulcanologicos, 1986, The1985 Ruiz volcano disaster: Eos, Transactions, American Geophysical Union, v. 67, no. 19, p. 458-460.

(P) Hildreth, W., 1987, New perspectives on the eruption of 1912 in the Valley of Ten Thousand Smokes, Katmai National Park, Alaska: Bulletin of Volcanology, v. 49, no. 5, p. 680-693.

(A) Hildreth, W., 1989, Caldera collapse at Mount Katmai, Alaska (abs): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1412.

(A) Hildreth, W., 1989, The Katmai eruption of 1912: A comparison with the Minoan eruption of Santorini (abs.), in Thera and the Aegean World III, International Congress, 3rd , Santorini, Greece, September 9, 1989, Abstracts, p. 66-68.

(A) Hildreth, W., and Drake, R. E., 1988, The eruptions of Volean Quizapu,Chilean Andes (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 7, p. 7.

24

(P) Hildreth, W., and Fierstein, J., 1987, The Valley of Ten Thousand Smokes, Katmai National Park, Alaska: Cordilleran Section of the Geological Society of America Centennial Field Guide, v. 1, p. 425-432.

(A) Hildreth, W., and Fierstein, 1989, Preliminary geologic map of the MountAdams volcanic field, Cascade Range of southern Washington (abs.), in Continental Hagmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 130.

(P) Hildreth, W., and Moorbath, S., 1988, Crustal contributions to arcmagmatism in the Andes of central Chile: Contributions to Mineralogy and Petrology, v. 98, no. 4, p. 455-489.

(A) Hill, D. P., Ellsworth, W. L., Johnston, M. J. S., Langbein, J. 0., Pitt, A. M., Reasenberg, P. A., and Sorey, M. L., 1989, Mammoth Mountain earthquake swarms, Long Valley Caldera, California (abs.): Eos, Transactions, American Geophysical Union, v. 70, p. 1190.

(P) Hill, D. P., and Zucca, J. J., 1987, Geophysical constraints on thestructure of Kilauea and Mauna Loa Volcanoes and some implications for seismomagmatic processes, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 903-917.

(P) Hillhouse, J. W., 1987, Late Tertiary and Quaternary geology of the Tecopa Basin, southeastern California: U.S. Geological Survey Miscellaneous Investigations Series Map 1-1728, scale 1:48,000, text, 16 p.

(P) Hillhouse, J. W., and MeWilliams, M. 0., 1987, Application ofpaleomagnetism to accretionary tectonics and structural geology, in U.S. national report to International Union of Geodesy and Geophysics 1983-1986; geodesy, geomagnetism and paleomagnetism; volcanology, geochemistry, and petrology: American Geophysical Union Reviews of Geophysics, v. 25, no. 5, p. 951-959.

(A) Hillhouse, J. W., and Wells, R. E., 1986, Assessment of rotations in theeastern Mojave Desert, California and Arizona, from paleomagnetism of the Peach Springs Tuff (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 922.

(A) Hinkley, T. K., 1986, Amount of selected metals passing through a plume sampling filter are small Cabs.): American Chemical Society, Anaheim, California, Proceedings, p. 1135.

(A) Hinkley, T. K., 1987, Metals and isotopes in plumes of subaerial volcanoes and oceanic spreading ridges Cabs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 109.

25

(A) Hinkley, T. K., 1988, Major, minor, and trace relation in volcanic plumes (abs.): International Association of Volcanology and Chemistry of the Earth*s Interior, 3r<*, Field Workshop on Volcanic Gases, Whakatane, New Zealand.

(A) Hinkley, T. K., 1989, Metal scavenging and transport in early stages of volcanic exhalation (abs.): International Geologic Congress, 28*- , Washington, D.C., July 9-19, 1989, Abstracts, v. 2 of 3, p. 2-59 to 2-60.

(P) Hinkley, T. K., Seeley, J. L., and Tatsuraoto, M., 1988, Major- andminor-metal composition of three distinct solid material fractions associated with Juan de Fuca hydrothermal fluids (Northeast Pacific), and calculation of dilution fractions of fluid samples: Chemical Geology, v. 70, no. 3, p. 235-248.

(P) Hinkley, T. K., and Smith, K. S., 1987, Leachate chemistry of ash from the May 18, 1980 eruption of Mount St. Helens, in Hinkley, T. K., ed,, Chemistry of ash and leachates from the May 18, 1980 eruption of Mount St. Helens, Washington: U.S. Geological Survey Professional Paper 1397, Chapter B., p. 23-64.

(P) Hinkley, T. K., Smith, K. S., Taggart, J. E., Jr., and Brown, J. T., 1987, Chemical and mineralogical aspects of observed fractionation of ash from the May 18, 1980 eruption of Mount St. Helens, in Hinkley, T. K., ed., Chemistry of ash and leachates from the May 18, 1980 eruption of Mount St. Helens, Washington: U.S. Geological Survey Professional Paper 1397, Chapter A., p. 1-22.

(P) Hinkley, T. K., and Tatsumoto, M., 1987, Metals and isotopes in Juan de Fuca Ridge hydrothermal fluids and their associated solid materials: Journal of Geophysical Research, v. 92, no. Bll, p. 11,400-11,410.

(A) Hoblitt, R. P., 1986, Observations and implications of the pyroclastic density flows of July 22 and August 7, 1980, at Mount St. Helens, Washington, USA (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, 1986, Abstracts, p. 47.

(P) Hoblitt, R. P., 1986, Observations of the eruptions of July 22 and August 7, 1980, at Mount St. Helens, Washington: U.S. Geological Survey Professional Paper 1335, 44 p.

(A) Hoblitt, R. P., 1988, Was the deposit of the May 18, directed blast at Mount St. Helens, Washington, produced by two separate pulses? (abs.): West Indies Explosive Volcanism Workshop, International Association of Volcanology and Chemistry of the Earth*s Interior, Guadeloupe and Martinique, 1988, Abstracts, p. 16.

26

(A) Hoblitt, R. P., 1989, Evidence for two explosions in the May 18, 1980lateral blast at Mount St. Helens, Washington (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, Hew Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 131.

(0) Hoblitt, R. P., Miller, C. D., and Scott, W. E., 1987, Volcanic hazards with regard to siting nuclear-power plants in the Pacific Northwest: U.S. Geological Survey Open-File Report 87-297, 196 p. (Also U.S. Geological Survey Administrative Report to U.S. Nuclear Regulatory Commission).

(P) Holcomb, R., Champion. D., and MeWilliams, M., 1986, Dating recent Hawaiian lava flows using paleomagnetic secular variation: Geological Society of America Bulletin, v. 97, no. 7, p. 829-839.

(A) Holcomb, R. T., and Colony, W. E., 1987, Large-scale maps of a growinglava dome, Mount St. Helens, Washington (abs.): International Union of Geodesy and Geophysics General Assembly, XIX, Abstracts, v. 2, p. 417.

(A) Holcomb, R. T., Holmes, M., Lipman, P. W., Torresan, M. A., Normark, W. R., Clague, D. A., and Moore, J. G., 1988, Cenozoic submarine volcanism surrounding the Hawaiian Islands Cabs.): Geological Society of America Abstracts with Programs, v. 20, no. 7, p. A128.

(P) Holcomb, R. T., Moore, J. G., Lipman, P. W., and Belderson, R. H., 1988,Voluminous submarine lava flows from Hawaiian volcanoes: Geology, v.16, no. 5, p. 400-404.

(A) Ho-Liu, P., Johnson, C., Mantagner, J.-P., Kanamori, H., and Clayton, R. W., 1988, Three-dimensional attenuation structure of Kilauea east rift zone, Hawaii (abs.): Seismological Research Letters, v. 59, no. 1, p. 30.

(P) Holm, R. F., and Moore, R. B., 1987, Holocene scoria cone and lava flows at Sunset Crater, northern Arizona: in Beus, S. S., ed., Rocky Mountain Section of the Geological Society of America Centenial Field Guide, v. 2, p. 393-397.

(P) Holm, R. F., and Ulrich, G. E., 1988, Late Cenozoic volcanism in the San Francisco and Mormon volcanic fields, southern Colorado Plateau, Arizona: in Davis, G. H. and others, eds., Geologic diversity of Arizona and its margins; excursions to choice areas, State of Arizona, Bureau of Geology and Mineral Technology Special Paper 5, p. 85-94.

(A) Hon, K., 1987, Alkalic igneous activity related to early extension of the northern Rio Grande Rift (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 5, p. 283.

27

(P) Hon, K., 1987, Geologic, alteration, and vein maps of the Redcloud Peak(Lake City Caldera) and Handles Peak Wilderness Study Areas, Hinsdale County, Colorado: U.S. Geological Survey Miscellaneous Field Studies Map MF-1949, Scale 1:24,000, text, 11 p.

(A) Hon, K., and Barbel, A., 1987, Evolution of the Alpine Plateautrachyandesite-trachyte suite by repeated episodes of magma mixing, western San Juan Mountains, Colorado (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 113.

(A) Hon, K., and Fridrich, C., 1989, How calderas resurge (abs.), inContinental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 135.

(A) Hon, K., Heliker, C. C., and Kjargaard, J. I., 1988, Limu o Pele: A new kind of hydroclastic tephra from Kilauea Volcano, Hawaii (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 7, p. 112-113.

(P) Hon, K., and Lipman, P. W., 1989, The western San Juan caldera complex, in Chapin, C. E., and Zidek, J., eds., Field excursions to volcanic terranes in the western United States, Volume I: Southern Rocky Mountain region: New Mexico Bureau of Mines and Mineral Resources Memoir 46, p. 350-380.

(0) Honma, K. H., 1988, Hardware interface between controlling computer and Bell and Howell 3700 B tape drive used in FM playback system: U.S. Geological Survey Open-File Report 88-440, 34 p.

(P) Hooper, P. R., and Swanson, D. A., 1987, Evolution of the eastern part of the Columbia Plateau, in Schuster, J. E., ed., Selected papers on the geology of Washington: Washington Department of Natural Resources, Division of Geology and Earth Resources Bulletin 77, p. 197-217.

(P) Hupp, C. R., Osterkamp, W. R., and Thornton, J. L., 1987, Dendrogeomorphic evidence and dating of recent debris flows on Mount Shasta, Northern California: U.S. Geological Survey Professional Paper 1396-B, p. B1-B39.

(P) Iverson, R. M., 1986, Book Review of Slope Instability, Brundsen, D., and Prior, D. B., eds.: Journal of Geology, v. 94, no. 3, p. 446-447.

(P) Iverson, R. M., 1986, Dynamics of slow landslides: A theory for time-dependent behavior, in Abrahams, A. D., ed., Hillslope Processes, Boston, Alien and Unwin, p. 297-317.

(A) Iverson, R. M., 1986, Groundwater flow and mass-movement dynamics (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 242.

28

(P) Iverson, R. M., 1986, Unsteady, nonuniform landslide motion: 1.Theoretical dynamics and the steady datum state: Journal of Geology, v. 94, no. 1, p. 1-15.

(P) Iverson, R. M., 1986, Unsteady, nonuniform landslide motion: 2.Linearized theory and kinematics of transient response: Journal of Geology, v. 94, no. 3, p. 349-364.

(P) Iverson, R. M., 1987, Book review of The Stability of Slopes, by Bromhead, B. M., Mew York, Chapman and Hall, 373 p.: Geology, v. 15, no. 5, p. 477.

(A) Iverson, R. M., 1989, Pore-water effects in mass-movement mechanics(abs.): International Geological Congress, 28tn , July 9-19, 1989, Washington D.C., Abstracts, v. 2, p. 2-104 to 2-105.

(P) Iverson, R. M., and Denlinger, R. P., 1987, The physics of debris flows a conceptual assessment: Erosion and Sedimentation in the Pacific Rim, IAHS, Publication no. 165, p. 155-165.

(A) Iverson, R. M., and LaHusen, R. G., 1986, Shear-induced pore-pressure fluctuations and mobilization of debris flows (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 4, p. 956.

(P) Iverson, R. H., and LaHusen, R. G., 1989, Dynamic pore-pressurefluctuations in rapidly shearing granular material: Science, v. 246, p. 796-799.

(P) Iverson, R. M., and Major, J. J., 1986, Groundwater seepage vectors and the potential for hillslope failure and debris flow mobilization: Water Resources Research, v. 22, p. 1543-1548.

(P) Iverson, R. M., and Hartinson, H. A., eds., 1986, Mount St. Helens:American Geomorphological Field Group, Meeting and Field Conference, 1986, Proceedings, p. 178.

(A) Iwatsubo, E. Y., and Swanson, D. A., 1986, Geodetic monitoring and ground deformation at Mount St. Helens, Washington (abs.), in Keller, S. A., ed., Mount St. Helens; five years later: Cheney, Washington, Eastern Washington University Press, p. 440.

(0) Iwatsubo, E. Y., Topinka, L. J., and Swanson, D. A., 1988, Measurements of slope distances and zenith angles at Hewberry and South Sister Volcanoes, Oregon, 1985-1986: U.S. Geological Survey Open-File Report 88-377, 51 p.

(P) Jackson, D. B., 1988, Geoelectric observations (including the September 1982 summit eruption), in Wolfe, E. W., ed., The Puu Oo eruption of Kilauea Volcano, Hawaii: Episodes 1 through 20, January 3, 1983, through June 8, 1984: U.S. Geological Survey Professional Paper 1463, p. 237-251.

29

(0) Jackson, D. B., Frischknecht, F. C., and Kauahikaua, J., 1987, Three-layer inversions for 18 TDEM soundings in the Cone Crater area, SW rift zone of Kilauea Volcano, Hawaii: U.S. Geological Survey Open-File Report 87-76, 25 p.

(A) Jackson, D. B., Hort, H. K., Hon, K., and Kauahikaua, J. P., 1987, Investigations and mapping of active lava tubes using the VLF induction techniques, Kilauea Volcano, Hawaii (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1543.

(A) Jackson, D. B., and Kauahikaua, J. P., 1987, The high-level water table beneath Kilauea Volcano, Hawaii (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 120.

(P) Jackson, D. B., and Kauahikaua, J., 1987, Regional self-potentialanomalies at Kilauea Volcano, in Decker, R. W., Weight, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, p. 947-959.

(A) Jackson, D. B., Kauahikaua, J. P., Hon, K., and Heliker, C., 1988, Rate and variation of magma supply to the active lava lake on the middle east rift zone of Kilauea Volcano, Hawaii (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 7, p. A397.

(A) Jackson, D. B., and Lenat, J.-F., 1989, High-level water tables on Hawaiian type volcanoes and intermediate depth geoelectric structures, Kilauea volcano, Hawaii and Piton de la Fournaise Volcano, Isle de la Reunion (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth's Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 142.

(0) Jackson, D. B., Zablocki, C. J., and Kauahikaua, J., 1987, Preliminaryinversions and principal facts for direct-current soundings Kilauea Volcano, Hawaii: U.S. Geological Survey Open-File Report 87-56, 86 p

(A) Jackson, M. D., and Champion, D. E., 1987, Paleomagnetism of rotated sills at Mount Millers, Henry Mtns., Utah; implications for the early stages of growth of near surface igneous domes (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 391.

(A) Jackson, M. D., Delaney, P. T., and Endo, E. T., 1988, The 1983 Kaoiki earthquake ground rupture, Mauna Loa Volcano, Hawaii (abs.): Seismological Research Letters, v. 59, no. 1, p. 30.

(A) Jackson, M. D., and Endo, E. T., 1989, Genesis of a strike-slip faultzone: the 1974 and 1983 Kaoiki ground ruptures, Mauna Loa Volcano, Hawaii (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1409.

30

(0) Jackson, D. B., Frischknecht, F. C., and Kauahikaua, J., 1987, Three-layer inversions for 18 TDEM soundings in the Cone Crater area, SW rift zone of Kilauea Volcano, Hawaii: U.S. Geological Survey Open-File Report 87-76, 25 p.

(A) Jackson, D. B., Hort, M. K., Hon, K., and Kauahikaua, J. P., 1987, Investigations and mapping of active lava tubes using the VLF induction techniques, Kilauea Volcano, Hawaii (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1543.

(A) Jackson, D. B., and Kauahikaua, J. P., 1987, The high-level water table beneath Kilauea Volcano, Hawaii (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 120.

(P) Jackson, D. B., and Kauahikaua, J., 1987, Regional self-potentialanomalies at Kilauea Volcano, in Decker, R. W., Uright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, p. 947-959.

(A) Jackson, D. B., Kauahikaua, J. P., Hon, K., and Heliker, C., 1988, Rate and variation of magma supply to the active lava lake on the middle east rift zone of Kilauea Volcano, Hawaii (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 7, p. A397.

(A) Jackson, D. B., and Lenat, J.-F., 1989, High-level water tables on Hawaiian type volcanoes and intermediate depth geoelectric structures, Kilauea volcano, Hawaii and Piton de la Fournaise Volcano, Isle de la Reunion (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 142.

(0) Jackson, D. B., Zablocki, C. J., and Kauahikaua, J., 1987, Preliminaryinversions and principal facts for direct-current soundings Kilauea Volcano, Hawaii: U.S. Geological Survey Open-File Report 87-56, 86 p.

(A) Jackson, M. D., and Champion, D. E., 1987, Paleomagnetism of rotated sills at Mount HiHers, Henry Mtns., Utah; implications for the early stages of growth of near surface igneous domes (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 391.

(A) Jackson, M. D., Delaney, P. T., and Endo, E. T., 1988, The 1983 Kaoiki earthquake ground rupture, Mauna Loa Volcano, Hawaii (abs.): Seismological Research Letters, v. 59, no. 1, p. 30.

(A) Jackson, M. D., and Endo, E. T., 1989, Genesis of a strike-slip faultzone: the 1974 and 1983 Kaoiki ground ruptures, Mauna Loa Volcano, Hawaii (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1409.

31

(P) Jackson, M. D., and Pollard, D. D., 1988, The laccolith-stockcontroversy: New results from the southern Henry Mountains, Utah: Geological Society of America Bulletin, v. 100, no. 1, p. 117-139*

(P) Jackson, M. D., and Pollard, D. D., 1988, The laccolith-stockcontroversy: New results from the southern Henry Mountains, Utah: Reply: Geological Society of America Bulletin, v. 100, no. 10, p. 1657-1659.

(P) Jackson, M. D., and Pollard, D. D., 1989, Flexure and faulting ofsedimentary host rocks during growth of igneous domes, southern Henry Mountains, Utah: Journal of Structural Geology.

(A) Jakobsson, S. P., and Moore, J. G., 1986, Basaltic tephra interaction with sea water: evidence from the Surtsey drill core of 1979 (abs.): International Association of Geochemistry and Cosmochemistry, International Symposium on Water-rock Interaction, Fifth, Reykjavik, Iceland, Program, p. 279-281.

(P) Jakobsson, S. P., and Moore, J. G., 1986, Hydrothermal minerals andalteration rates of Surtsey Volcano, Iceland: Geological Society of America Bulletin, v. 97, no. 5, p. 648-659.

(A) Janda, R. J., 1987, Erosion in Pacific Rim steeplands following explosive volcanism (abs.): International Union of Geodesy and Geophysics, General Assembly, XIX, Vancouver, Canada, Proceedings, v. 3, p. 976.

(A) Janda, R. J., Banks, N. G., Pierson, T. C., Calvache, M. L., and Thouret, J.-C., 1986, Interaction between ice and pyroclastic sediments erupted during the 13 November 1985 eruption of Nevada del Ruiz, Colombia (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 406.

(P) Janda, R. J., and Meyer, D. F., 1986, Sediment concentration and channel morphology: in Interagency Sedimentation Conference, fourth, Las Vegas, Nevada, March 24-27, 1986, Proceedings, v. 3, p. 83-92.

(0) Johnson, C. E., 1987, CUSP documentation series, HEAP: general heap maintenance routines: U.S. Geological Survey Open-File Report 87-583, 53 p.

(0) Johnson, C. E., 1987, CUSP documentation series, KOM: command and string processing routines, Version HVO 1.0: U.S. Geological Survey Open-File Report 87-584, 46 p.

(A) Johnson, C. E., English, T. T., and Koyanagi, R. Y., 1988, A dataprocessing system for the effective management of a volcanic crisis (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1049-1050.

32

(A) Johnson, C. E., and Given, D. D., 1987, Method for accurate cataloglocations in a complex volcanic edifice Cabs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 124.

(A) Johnson, C. E,, and Hutton, L. K., 1986, Tectonic model for the Imperial Valley and its relation to seismic risk on the southern San Andreas fault Cabs.): Bos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1,200.

(A) Johnson, C. E., and Koyanagi, R. Y., 1987, Earthquake hazards of Hawaii; evaluation, monitoring, and risk assessment Cabs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 392.

(A) Johnson, C. E., and Koyanagi, R. Y., 1988, A Monte-Carlo approach applied to the estimation of seismic hazard for the State of Hawaii Cabs.): Seismological Research Letters, v. 59, no. 1, p. 18.

(P) Johnston, H. J., 1987, Tectonomagnetism and tectonoelectricity, in U.S. national report to International Union of Geodesy and Geophysics 1983-1986; geodesy, geomagnetism and paleomagnetism; volcanology, geochemistry, and petrology: American Geophysical Union Reviews of Geophysics, v. 25, no 5, p. 983-988.

(A) Johnston, H. J. S., 1987, Review of tectonomagnetic, seismomagnetic, and volcanomagnetic observations in western U.S.A., 1974-1986 Cabs.): International Union of Geodesy and Geophysics, General Assembly, 19th, Vancouver, Canada, August 9-22, 1987, Abstracts, v. 1, p. 388.

(A) Johnston, H. J. S., 1987, Structural implications of strain and magnetic measurements in the Long Valley/Mono Craters Region Cabs.): Symposium on the Long Valley Caldera: A Pre-drilling Review, Berkeley, California, March 17-18, 1987, Lawrence Berkeley Laboratories, Proceedings, p. 175.

(P) Johnston, M. J. S., 1989, Review of magnetic and electric field effectsnear active faults and volcanoes in the U.S.A.: Physics of the Earth and Planetary Interiors, v. 57, p. 47-63.

(A) Johnston, M. J., Borcherdt, R. D., Glassmoyer, G., and Linde, A. T., 1987, Static and dynamic strain during the July 21, 1986, Chalfant earthquake near the Long Valley Caldera, California Cabs.): Seismological Research Letters, v. 58, no. 1, p. 20.

(A) Johnston, M. J. S., and Linde, A. T., 1989, Nucleation size and faultbehavior for moderate earthquakes in California from high-resolution strain measurements Cabs.): Rubey Colloquium, University of California, Los Angeles, May 9-11, 1989, Abstracts.

(A) Johnston, M. J., Linde, A. T., Borcherdt, R. D., and Gladwin, M. T., 1988, Implications of high resolution strain measurements prior to moderate earthquakes in California Cabs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1423.

33

(P) Johnston, M. J., Linde, A. T., Gladwin, M. T., and Borcherdt, R. D., 1987, Fault failure with moderate earthquakes: in Wesson, R. L., ed., Mechanics of earthquake faulting, Tectonophysics, v. 144, no. 1-3, p. 189-206.

(A) Johnston, M. J. S., Linde, A. T., and Myren, 6. D., 1988, Earthquake strain steps, seismic moment and total earthquake moment (abs.): Eos, Transactions, American Geophysical Union, v. 69, p. 401.

(A) Jonientz-Trisler, C., and Zollweg, J., 1987, Sub-edificial seismicity at Ht. St. Helens prior to the 1980 eruption (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 126.

(A) Julian, B. R., 1986, Volcanic tremor; flow-induced vibration? Cabs.):Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1264.

(P) Kahle, A. B., Gillespie, A. R., Abbott, E. A., Abrams, H. J., Walker, R. E., Hoover, G., and Lockwood, J. P., 1988, Relative dating of Hawaiian lava flows using multi-spectral thermal infrared images; a new tool for geologic mapping of young volcanic terranes: Journal of Geophysical Research, v. 93, no. B12, p. 15,239-15,251.

(A) Kaizuka, S., Newhall, C., Oyagi, N., and Yagi, H., 1989, Remarkable unrest at Iwo-Jima Caldera, Volcano Islands, Japan Cabs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 146.

(A) Kamata, H., and Waitt, R. B., 1989, Stratigraphy, chronology, and style of the 1976 pyroclastic eruption of Augustine volcano, Alaska Cabs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 146.

CA) Kauahikaua, J. P., Jackson, D. B., and Bradley, J. A., 1987, Status of resistivity monitoring at Kilauea Volcano, Hawaii Cabs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 134A.

(P) Kauahikaua, J. P., Jackson, D. B., and Zablocki, C. J., 1986, Resistivity structure to a depth of 5 km beneath Kilauea Volcano, Hawaii, from large-loop-source electromagnetic measurements CO.04-8 Hz): Journal of Geophysical Research, v. 91, no. 8, p. 8267-8283.

CA) Kelly, K. M., Hon, K., and Tribble, G., 1989, Bathymetric and submarine studies of an active lava delta near Kupapau Point, Hawaii Cabs.): Eos, Transactions, American Geophysical Union, v. 70, no. 73, p. 1202.

34

(A) Kennard, P. M., and Drledger, C. L., 1986, Estimated ice volumes on Cascade volcanoes; Mounts Baker, Glacier, Adams, and Jefferson (abs.): Geological Society of America Abstracts with Programs, v. 18, no. 2, p. 124.

(P) Kieffer, S. W., 1989, Multiphase flow in volcanic and geothermaleruptions, theoretical and applied mechanics, in Germain, P., Piau, M., and Caillerie, D., eds., International Congress of Theoretical and Applied Mechanics, Proceedings, XVIII, 1989: Amsterdam, Elsevier, p. 145-171.

(A) Kieffer, S. W., 1989, Transitions between flow regimes in volcaniceruptions caused by changes in characteristic velocities (sound speed and critical velocity) (abs.): International Geologic Congress, 28th , Washington, D.C., July 9-19, 1989, Abstract Volume 2 of 3, p.2-191 to 2-192.

(A) Kieffer, S. W., 1989, Semiquantitative comparisons between gas andshallow-liquid flow in channels; comments on relation of flow regimes to records of sedimentation and erosion preserved in volcanic stratigraphy (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 308.

(P) Kieffer, S. W., 1989, Geologic nozzles: Reviews of Geophysics, v. 27, p.3-38.

(A) Kieffer, S. W., and Sturtevant, B., 1986, Erosional furrows formed during the lateral blast at Mount St. Helens, May 18, 1980: Indicators of longitudnal vortices in the boundary layer (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, February 1-9, 1986, Abstracts, p. 53.

(P) Kieffer, S. W., and Sturtevant, B., 1988, Erosional furrows formed during the lateral blast at Mount St. Helens, May 18, 1980, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 3: Journal of Geophysical Research, v. 93, no B12, Part 3, p. 14,793-14,816.

(A) Kienle, J., Davies, J. N., Miller, T. P., and Yount, M. E., 1986,1986 eruption of Augustine Volcano; public safety response by Alaskan volcanologists (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 29, p. 580-582.

(P) Kienle, J., Davies, J. N., Miller, T. P., and Yount, M. E., 1988, Mitigation of the 1986 eruption of Mt. St. Augustine, Alaska: Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Proceedings, p. 565-568.

35

(A) Kissling, E., and Hill, D. P., 1989, Detailed structure within Long Valley Caldera, California, and its implications for post caldera deformation Cabs.): Eos, Transactions, American Geophysical Union, v. 70, p. 1057.

(P) Klein, F. W., and Koyanagi, R. Y., 1989, The seismicity and tectonics of Hawaii, in Winterer, E. L., Hussong, D. M., and Decker, R. W., eds., The Eastern Pacific Ocean and Hawaii: Geological Society of America, The Geology of North America, v. N, p. 238-252.

(P) Klein, F. W., Koyanagi, R. Y., Nakata, J. S., and Tanigawa, W. R., 1987, The seismicity of Kilauea*s magma system, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 1019-1185.

(A) Klein, F. W., Koyanagi, R. Y., Tanigawa, W. R., and Nakata, J. S., 1987,Earthquakes near Kilauea*s vertical magma conduit between 7 and 36 km depth (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 147.

(P) Kling, G. W., Clark, M. A., Compton, H. R., Devine, J. D., Evans, W. C., Humphrey, A. M., Koenigsberg, E. J., Lockwood, J. P., Tuttle, M. L., and Wagner, G. N., 1987, The 1986 Lake Nyos gas disaster in Cameroon, West Africa: Science, v. 236, no. 4798, p. 169-175.

CP) Koeppen, R. P., Smith, R. L., Kunk, M. J., Flores, M., Luedke, R. G., and Sutter, J. F., 1987, The Morococala Volcanics; highly peraluminous rhyolite ash flow magmatism in the Cordillera Oriental, Bolivia Cabs.): Geological Society of America Abstracts with Programs, v. 19, no, 7, p. 731.

CO) Koyanagi, R. Y., 1987, Seismicity associated with volcanism in Hawaii; application to the 1984 eruption of Mauna Loa Volcano: U.S. Geological Survey Open-File Report 87-277, 74 p.

CP) Koyanagi, R. Y., 1987, Hawaii earthquakes, 1983, in Stover, C. W., ed., United States earthquakes, 1983: U.S. Geological Survey Bulletin 1698, p. 132-133.

(A) Koyanagi, R. Y., Bryan, C. J., Johnson, C. E., Nakata, J. S., andTanigawa, W. R., 1989, Preliminary evaluation of the 6.1-magnitude Hawaii earthquake of June 25, 1989 and aftershocks Cabs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1409.

CP) Koyanagi, R. Y., Chouet, B., and Aki, K., 1987, Origin of volcanic tremor in Hawaii: Part I. Data from the Hawaiian Volcano Observatory 1969-1985, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 1221-1257.

36

(P) Koyanagi, R., Decker, R., and Heal, C., 1986, Kilauea, in Volcanological Society of Japan and International Association of Volcanology and Chemistry of the Earth*s Interior, Bulletin of Volcanic Eruptions , no. 23, Annual Report of the World Volcanic Eruptions in 1983: Bulletin of Volcanology, v. 48 (supp.), p. 42-44.

(P) Koyanagi, R., Heliker, C., and Nakata, J., 1989, Kilauea, inVolcanological Society of Japan and International Association of Volcanology and Chemistry of the Earth*s Interior, Bulletin of Voccanic Eruptions, no. 26, Annual Report of the World Volcanic Eruptions in 1986: Bulletin of Volcanology, v. 51 (supp.), p. 61-62.

(A) Koyanagi, R. Y. and Nakata, J. S., 1986, Three-dimensional seismic characterization of the plumbing system for Hawaiian volcanoes (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth's Interior, Auckland, New Zealand, February 1-9, 1986, Abstracts, p. 249.

(P) Koyanagi, R., and Nakata, J., 1989, Hauna Loa, in Volcanological Society of Japan and International Association of Volcanology and Chemistry of the Earth*s Interior, Bulletin of Volcanic Eruptions, no. 26, Annual Report of the World Volcanic Eruptions in 1986: Bulletin of Volcanology, v. 51 (supp.), p. 87.

(A) Koyanagi, R. Y., Nakata, J. S., Johnson, C. E., Tanigawa, W. R., andTomori, A. H., 1987, Seismic documentation of volcanic processes in Hawaii (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 147.

(A) Koyanagi, R. Y., Nakata, J. S., and Tomori, A., 1988, Seismic activity associated with eruptions at Kilauea Volcano, Hawaii (abs.): Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Abstracts, p. 37-38.

(P) Koyanagi, R. Y., Nakata, J. S., and Tomori, A., 1988, Seismic activity associated with eruptions at Kilauea Volcano, Hawaii: Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Proceedings, p. 195-198.

(0) Koyanagi, R. Y., Nakata, J. S., Tomori, A. H., Tanigawa, W. R., and Zane, S. K., 1988, Earthquake location maps of Hawaii, 1962-1985: U.S. Geological Survey Open-File Report 88-687, 104 p.

(P) Koyanagi, R. Y., Tanigawa, W. R., and Nakata, J. S., 1988, Seismicity associated with the eruption, in Wolfe, E. W., ed., The Puu Oo eruption of Kilauea Volcano, Hawaii: Episodes 1 through 20, January 3, 1983, through June 8, 1984: U.S. Geological Survey Professional Paper 1463, p. 183-235.

37

(P) Koyanagi, R. Ulrich, G., and Nakata, J., 1988, Kilauea, in Volcanological Society of Japan and International Association of Volcanology and Chemistry of the Earth*s Interior, Bulletin of Volcanic Eruptions, no 25, Annual Report of the World Volcanic Eruptions in 1985: Bulletin of Volcanology, v. 50 (supp.), p. 41-43.

(P) Koyanagi, R., Ulrich, G., and Nakata, J., 1988, Hauna Loa, inVolcanological Society of Japan and International Association of Volcanology and Chemistry of the Earth*s Interior, Bulletin of Volcanic Eruptions, no. 25, Annual Report of the World Volcanic Eruptions in 1985: Bulletin of Volcanology, v. 50 (supp.), p. 64.

(P) Koyanagi, R., Ulrich, G., and Wright, T., 1987, Kilauea, in Volcanological Society of Japan and International Association of Volcanology and Chemistry of the Earth*s Interior, Bulletin of Volcanic Eruptions, no. 24, Annual Report of the World Volcanic Eruptions in 1984: Bulletin of Volcanology, v. 49 (supp.), p. 44-45.

(P) Koyanagi, R. Y., and Wright, T. L., 1987, Hauna Loa, in Volcanological Society of Japan and International Association of Volcanology and Chemistry of the Earth*s Interior, Bulletin of Volcanic Eruptions, no. 24, Annual Report of the World Volcanic Eruptions in 1984: Bulletin of Volcanology, v. 49 (supp.), p. 42-43.

(P) Kuntz, H. A., Champion, D. E., and Lefebvre, R. H., 1987, Geology of the Craters of the Moon lava field, Idaho, in Beus, S. S., ed., Rocky Mountain Section of the Geological Society of America Centennial Field Guide, v. 2, p. 123-126.

(P) Kuntz, H. A., Champion, D. E., Lefebvre, R. H., and Covington, H. R.,1988, Geologic map of the Craters of the Noon, Kings Bowl, and Wapi lava fields, and the Great Rift volcanic rift zone, south-central Idaho: U.S. Geological Survey Miscellaneous Investigations Series Map 1-1632, scale 1:100,000.

(P) Kuntz, M. A., Champion, D. E., Spiker, E. C., and Lefebvre, R. H., 1986,Contrasting magma types and steady-state volume-predictable, basaltic volcanism along the Great Rift, Idaho: Geological Society of America Bulletin, v. 97, no. 5, p. 579-594.

(P) Kuntz, M. A. Spiker, E. C., Rubin, M. Champion, D. E., and Lefebvre, R.H., 1986, Radiocarbon studies of latest Pleistocene and Holocene lava flows of the Snake River plain, Idaho; data, lessons, interpretations: Quaternary Research, v. 25, no. 2, p. 163-176.

(0) Laenen, A., Scott, K. M., Costa, J. E., and Orzol, L. L., 1987, Hydrologic hazards along Squaw Creek from a hypothetical failure of the glacial moraine impounding Carver Lake near Sisters, Oregon: U.S. Geological Survey Open-File Report 87-41, 34 p.

(A) Laenen, A., Scott, K. M., Costa, J. E., and Schuster, R. L., 1986,Hydrologic hazards of neo-glacial moraine-dammed lakes (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 951.

38

(A) Lander, E. B., and Swanson, D. A., 1989, Chadronian (early Oligocene) and early Arikareen (late Oligocene) land mammal assemblages from the Ohanapecosh Formation, Tieton Basin area, central Cascade Range, south-central Washington, U.S.A. (abs.): Geological Society of America Abstracts with Programs, v. 21, no. 5, p. 104.

(P) Langbein, J. 0., 1989, Deformation of the Long Valley Caldera, easternCalifornia, from mid-1983 to mid-1988; measurements using a two-color geodimeter: Journal of Geophysical Research, v. 94, no. B4, p. 3833-3849.

(A) Langbein, J. 0., Linker, M. F., and Tapper, D. L., 1986, Coseismic strain changes observed within the Long Valley Caldera due to 21 July 1986 Chalfant Valley earthquake (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1106.

(P) Langbein, J. 0., Linker, M. F., and Tapper, D., 1987, Analysis oftwo-color geodimeter measurements of deformation within the Long Valley Caldera; June 1983 to October 1985: Journal of Geophysical Research, v. 92, no. B9, p. 9423-9442.

(A) Langbein, J. 0., and Tapper, D., 1987, Deformation of the Long ValleyCaldera; results from 4 years of two-color geodimeter measurements (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1246.

(P) Lawson, C. A., Nord, G. L. Jr., and Champion, D. E., 1987, Fe-Ti oxidemineralogy and the origin of normal and reverse remnent magnetization in dacitic pumice blocks from Mb. Shasta, California, in Soffel, H., and others, eds., Recent developments in rock magnetism: Physics of the Earth and Planetary Interiors, v. 46, no. 1-3, p. 270-288.

(P) Leavesley, G. H., Lusby, G. C., and Lichty, R. W., 1989, Infiltration and erosion characteristics of selected tephra deposits from the 1980 eruption of Mount St. Helens, Washington: Hydrological Sciences Journal, v. 34, no. 3, p. 339-353.

(A) Lee, T.-C., and Delaney, P. T., Detectability of frictional temperature and pore-pressure rise due to an earthquake (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1205-1206.

(P) Lee, T.-C., and Delaney, P. T., 1987, Frictional heating and pore pressure rise due to a fault slip: Geophysical Journal of the Royal Astronomical Society, v. 88, no. 3, p. 569-591.

(A) Lenat, J.-F., Cochonat, P., Bachelery, P., Boivin, P., Cornaglia, B.,Deniel, C., Labazuy, P., Le Drezen, E., Lipman, P. W., Oilier, G., Savoye, B., Vincent, P., and Voisset, M., 1989, Large landslides on the submarine east flank of Piton de la Fournaise Volcano: New results from high-resolution sonar imaging and rock sampling (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Petrology of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 162.

39

(P) Linde, A. T., and Johnston, M. J. S., 1989, Source parameters of the October 1, 1987 Whittier Narrows earthquake from borehole strain data: Journal of Geophysical Research, v. 94, p. 9633-9643.

(P) Ling, C. H., and Chen, C. L., 1989, Idealized debris flow in flume with bed driven by a conveyer belt: National Conference on Hydraulic Engineering, American Society of Civil Engineers, New Orleans,

-Louisiana, 1989, Proceedings, p. 1144-1149.

(A) Ling, C. H., and Chen, C. L., 1989, Mechanics of idealized debris-flow on a moving bed (abs.): Conference on Geophysical Grain Flows, University of California at San Diego, La Jolla, California.

(P) Linker, M. F., Langbein, J. 0., and McGarr, A., 1986, Decrease indeformation rate observed by two-color laser ranging in Long Valley Caldera: Science, v. 232, no. 4747, p. 213-216.

(A) Lipman, P. W., 1989, Catastrophic volcanism: Relations to terrestrial extinctions and planetary impacts (abs.): Eos, Transactions, American Geophysical Union, v. 70, p. 186.

(P) Lipman, P. W., and Banks, N. G., 1987, Aa flow dynamics, Mauna Loa 1984,in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 1527-1567.

(P) Lipman, P. W., Chapin, C. E., and Dungan, M. A., eds., 1989, Cenozoic volcanism in the western United States: a volume of selected reprints published on the occasion of the International Association of Volcanology and Chemistry of the Earth's Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: Washington, D.C., American Geophysical Union, 730 p.

(A) Lipman, P. W., Clague, D. A., Moore, J. G., and Holcomb, R. T., 1988,South Hawaiian Arch lava field: newly identified young lava flows on the seafloor near the Hawaiian Ridge (abs.): Eos, v. 69, no. 44, p. 1445.

(P) Lipman, P. W., Clague, D. A., Moore, J. G., and Holcomb, R. T., 1989,South Arch volcanic field Newly identified young lava flows on the sea floor south of the Hawaiian Ridge: Geology, v. 17, no. 7, p. 611-614.

(A) Lipman, P. W., Logachev, N. A., Chapin, C. E., Kovalenko, V. I., Morgan, P., and Zorin, Y. A., 1989, Intracontinental rift comparisons: Baikal and Rio Grande systems (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 19, p. 578-579, 586-588.

(P) Lipman, P. W., Normark, W. R., Moore, J. G., Wilson, J. B., and Gutmacher, C. E., 1988, The giant submarine Alika debris slide, Mauna Loa, Hawaii, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 2: Journal of Geophysical Research, v. 93, no. B5, p. 4279-4299.

40

(A) Lipman, P. W., for the USSR-USA Cooperative Study Group (U.S. National Acacemy of Sciences, USSR Academy of Sciences, and U.S. Geological Survey), 1989, Intracontinental rift comparisons: Baikal and Rio Grande systems (abs.), in Continental Magmatisra Abstracts, International Association of Volcanology and Petrology of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 164.

(P) Lisowski, M., Savage, J. C., and Burford, R. 0., 1987, Strain accumulation across the Fairweather and Totschunda faults, Alaska: Journal of Geophysical Research, v. 92, no. Bll, p. 11,552-11,560.

(A) Lisowski, M., Savage, J. C., Prescott, W. H., and Dragert, H., 1987,Strain accumulation along the Cascadia subduction zone in western Washington: Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1240.

(A) Lockwood, J. P., 1986, Evaluation of Holocene eruptive history of Mauna Loa Volcano, Hawaii a guide to long-term hazards assessments (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, February 1-9, 1986, Abstracts, p. 6.

(A) Lockwood, J. P., 1987, The potential for disastrous failure of a natural pyroclastic dam at Lake Nyos, Cameroon (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1551.

(A) Lockwood, J. P., 1987, Geologic setting and origin of Lake Nyos, northwest Cameroon (abs.): Conference Internationale sur la Castastrophe de Lac Nyos Resumes (Republique du Cameroon Special Publication), unpaginated.

(A) Lockwood, J. P., 1987, Migration of eruptive vents on the northeast rift zone of Mauna Loa Volcano evidence for changing volcanic risk on the Island of Hawaii (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 157.

(A) Lockwood, J. P., 1988, Lake Nyos Dam; when the Lake Nyos Dam fails there will be serious flooding in Cameroon and Nigeria, but when will it fail? (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 32, p. 776-777.

(A) Lockwood, J. P., 1988, Lava diversion techniques and strategy (abs.): Kagoshima International Conference on volcanoes, Kagoshima, Japan, July 19-23, 1988, Abstracts, p. 491-492.

(A) Lockwood, J. P., Costa, J. E., and Tuttle, M. L., 1987, The potential for disastrous failure of a natural pyroclastic dam at Lake Nyos, Cameroon (abs.): Eos, Transactions, American Geophysical Union, v. 68, p. 1551.

41

(P) Lockwood, J. P., Costa, J. E., Tuttle, M. L., Nni, J., and Tebor, S. G., 1988, The potential for catastrophic dam failure at Lake Nyos Haar, Cameroon: Bulletin of Volcanology, v, 50, no. 5, p. 340-349.

(P) Lockwood, J. P., Dvorak, J. J., English, T. T., Koyanagi, R. Y., Okamura, A. T., Summers, H. L., and Tanigawa, W. R., 1987, Hauna Loa 1974-1984; a decade of intrusive and extrusive activity, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 537-570.

(P) Lockwood, J. P., and Lipman, P. W., 1987, Holocene eruptive history ofHauna Loa Volcano, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 509-535.

(P) Lockwood, J. P., Lipman, P. W., Petersen, L. D., and Warshatter, F. R., 1988, Generalized ages of surface lava flows of Hauna Loa Volcano, Hawaii: U.S. Geological Survey Miscellaneous Investigations Series Hap 1-1908, scale 1:250,000.

(A) Lockwood, J. P., Moore, H. J., Robinson, E., and Wu, S. S., 1987, Lava diversion structures to protect the Hauna Loa Observatory, Hawaii (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 399.

(A) Lockwood, J. P., and Rubin, H., 1986, Distribution and age of the Uwekahuna ash, Kilauea volcano, Hawaii (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, February 1-9, 1986, Abstracts Volume, p. 112.

(P) Lockwood, J. P., and Rubin, H., 1989, Origin and age of the Lake NyosHaar, Cameroon, in Sigvaldason, G., and LeGuern, F., eds., The Lake Nyos Event and Natural C02 Degassing: Journal of Volcanology and Geothermal Research, v. 39, no. 2/3, p. 117-124.

(P) Lombard, R. E., 1986, Channel geometry, flood elevations, and flood maps, lower Toutle and Cowlitz Rivers, Washington, June 1980 to May 1981: U.S. Geological Survey Water Resources Investigations Report 85-4080, 34 p.

(A) Lubis, H., Hamadi, S., and Casadevall, T. J., 1987, Volcanic hazards atGalunggung Volcano, West Java, Indonesia (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January, 19-25, 1987, Abstract Volume, p. 160.

(A) Ludwig, K. R., Szabo, B. J., Moore, J. G., and Simmons, K. R., 1989, Subsidence of north Hawaii for the last 450 ka determined by 234u/238y geochronology (abs.): Eos, Transactions, American Geophysical Union, v. 70, p. 1370.

42

(A) Ludwin, R. S., Noson, L. L., Qamar, A. I., Crosson, R. S., Weaver, C. S., Malone, S. D., Grant, U. C., and Yelin, T. S., 1986, Seismicity in the northwestern U.S. (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1084.

(P) Luedke, R. G., and Smith, R. L., 1986, Map showing distribution,composition, and age of late Cenozoic volcanic centers in Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map I-1091-F, scale 1:1,000,000, 3 sheets.

(P) Luedke, R. G., and Smith, R. L., 1988, Map showing distribution,composition, and age of late Cenozoic volcanic centers in Hawaii: U.S. Geological Survey Miscellaneous Investigations Series Map I-1091-G, scale 1:1,000,000.

(P) MacDonald, R., Davies, G. R., Bliss, C. M., Leat, P. T., Bailey, D. K., and Smith, R. L., 1987, Geochemistry of high-silica peralkaline rhyolites, Haivasha Kenya rift valley: Journal of Petrology, v. 28, no. 6, p. 979-1008.

(P) MacDonald, R., and Smith, R. L., 1988, Relationships between silicplutonism and volcanism; geochemical evidence: Transactions of the Royal Society of Edinburgh: Earth Sciences, v. 79, no. 2-3, p. 257-263.

(P) MacDonald, R., Sparks, R. S., Sigurdsson, H., Mattey, D. P., McGarvie, D. W., and Smith, R. L., 1987, The 1875 eruption of Askja Volcano, Iceland; combined fractional crystallization and selective contamination in the generation of rhyolitic magma: Mineralogical Magazine, v. 51, no. 360, p. 183-202.

(P) Major, J. J., 1987, Mount St. Helens dome erodes through rockfall,avalanches: The Oregonian Newspaper, Science Section, September 10, 1987, Portland, Oregon.

(A) Major, J. J., and Mewhall, C. G., 1987, Effects of historical volcanic eruptions on snow and ice a global review (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1550.

(P) Major, J. J., and Newhall, C. G., 1989, Snow and ice perturbation during historical volcanic eruptions and the formation of lahars and floods: a global review: Bulletin of Volcanology, v. 52, p. 1-27.

(A) Major, J. J., and Pringle, P., 1986, Rockfall-avalanches from the Mount Helens dome, March 1984 (abs.): Northwest Scientific Association Annual Meeting, Cheney, Washington, no. 92.

(A) Major, J. J., and Scott, K. M., 1986, Downstream lahar deposits in the Lewis River system, Mount St. Helens, Washington (abs.): American Geomorphological Field Group, Meeting and Field Conference, 1986, Proceedings, p. 178.

43

(A) Major, J. J., and Scott, K. M., 1986, Downstream lahar deposits in the Lewis River system, Mount St. Helens, Washington (abs.): American Geomorphological Field Group, Meeting and Field Conference, 1986, Proceedings, p. 169.

(P) Major, J. J., and Voight, B., 1986, Sedimentology and clast orientations of the May 18, 1980 southwest flank lahars, Mount St. Helens, Washington: Journal of Sedimentary Petrology, v. 56, no. 5, p. 691-705.

(A) Malone, S. D., and Swanson, D. A., 1986, Twentieth century unrest atCascade volcanoes (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, February 1-9, 1986, Abstracts, p. 260.

(0) Mangan, M. T., and Helz, R. T., 1986, The distribution of vesicles and olivine phenocrysts in samples from drill hole KI79-3, Kilauea Iki lava lake, Hawaii: U.S. Geological Survey Open-File Report 86-424, 43 p.

(A) Mangan, M. T., and Marsh, B. D*, 1988, Convection and crystallization of sheet-like magma bodies III: Crystal capture and basal cumulates (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 16, p. 526.

(P) Mangan, M. T., Wright, T. L., Swanson, D. A., and Byerly, G. R., 1986, Regional correlation of Grande Ronde Basalt flows, Columbia River Basalt Group, Washington, Oregon, and Idaho: Geological Society of America Bulletin, v. 97, no. 11, p. 1300-1318.

(P) Mark, R. K., and Moore, J. G., 1987, Slopes of the Hawaiian Ridge, inDecker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 101-107.

(P) Marron, D. C., and Laudon, J. A., 1986, Susceptibility of mud flows in the vicinity of Lassen Peak, California: in Subitzky, S., ed., Selected Papers in the Hydrologic Sciences 1986: U.S. Geological Survey Water Supply Paper 2310, p. 97-106.

(O) Martinson, H. A., Hammond, H. E., Mast, W. W., and Mango, P. D., 1986, Channel geometry and hydrologic data for six eruption-affected tributaries of the Lewis River, Mount St. Helens, Washington, water years 1983-84: U.S. Geological Survey Open-File Report 85-631, 161 p.

(A) Matahelumual, J., Dvorak, J., Mulyady, D., Okamura, A., Rahardja, N.,Reksowirogo, L., Restikadjaja, K., and Said, H., 1987, Analysis of tilt measurements at Tangkubanparahu Volcano, West Java, Indonesia (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 167.

44

(A) McGee, K. A., Sutton, A. J., and Sato, M., 1987, Monitoring activevolcanoes by data relay through geostationary satellites (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 171.

(P) McGee, K. A., Sutton, A. J., and Sato, M., 1987, Use of satellitetelemetry for monitoring active volcanoes, with a case study of a gas emission event at Kilauea Volcano, December, 1982, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 821-825.

(P) McGee, J. J., Tilling, R. I., and Duffield, W. A., 1987, Petrologiccharacteristics of the 1982 and pre-1982 eruptive products of El Chichon Volcano, Chiapas, Mexico: in Verma, S. P., ed., Mexican volcanic belt, Geofisica Interaacional, part 3A, v. 26, no. 1, p. 85-108.

(P) McKnight, D. M., Thorn, K., and Wershaw, R., 1987, Changes in dissolvedorganic material in Spirit Lake, Washington, USA: The Science of the Total Environment, v. 62, p. 189-192.

(P) McTigue, D. F., and Segall, P., 1988, Displacements and tilts from dip-slip faults and magma chambers beneath irregular surface topography: Geophysical Research Letters, v. 15, no. 6, p. 601-604.

(P) Mellors, R. A., Waitt, R. B., and Swanson, D. A., 1988, Generation ofpyroclastic flows and surges by hot-rock avalanches from the dome of Mount St. Helens Volcano, USA: Bulletin of Volcanology, v. 50, p. 14-25.

(A) Mercado, R., and Rose, W. I., 1988, Eruptive history and volcanic hazard assessment of Fuego, Guatemala (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 16, p. 506.

(P) Mercado, R., and Rose, W. I., 1989, Reconocimiento geologico y evaluacion preliminar de riesgos volcanicos de Tacana, Guatemala/Mexico: Geofisica Interaacional.

(A) Mercado, R., Rose, W. I., Matias, 0., and Giron, J., 1988, November 1929 dome collapse and pyroclastic flow at Santiaguito Dome, Guatemala (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1487.

(A) Mercado, R., Rose, W. I., Matias, 0., and Giron, J., 1989, Volcanic hazard assessment of Santiaguito Dome, Guatemala (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 187.

45

(P) Meyer, D. F., and Janda, R. J., 1986, Sedimentation downstream from the 18 Hay 1980 North Fork Toutle River debris avalanche deposit, Mount St. Helens* Washington: in Keller, S. A. C., ed., Symposium* Mount St. Helens: Five Years Later* Cheney, Washington, May, 1985, Proceedings, p. 68-86.

(A) Meyer, D. F., and Martinson, H. A., 1987, Rates and processes of channel development and recovery following the 1980 eruption of Mount St. Helens, Washington (abs.): International Union of Geodesy and Geophysics, General Assembly, XIX, Vancouver, Canada, Abstracts, v. E, p. 980.

(P) Meyer, W., and Sabol, M., 1989, Hydrology of the Castle Lake blockage,Mount St. Helens, Washington: U.S. Geological Survey Water-Resources Investigations Report 87-4272, 25 p.

(P) Meyer, W., Sabol, M., and Schuster, R. L., 1986, Landslide-dammed lakes at Mount St. Helens, Washington: in Schuster, R. L., ed., Landslide dams processes, risk, and mitigation, American Society of Civil Engineers Geotechnical Special Publication No. 3, p. 21-41.

(P) Michaelson, C. A., and Weaver, C. S., 1986, Upper mantle structure from teleseismic P wave arrivals in Washington and northern Oregon: Journal of Geophysical Research, v. 91, no. B2, p. 2077-2094.

(A) Miklius, A., Delaney, P. T., Okamura, A. T., and Sako, M. K., 1989,Vertical deformation of Kilauea Volcano, Hawaii, from 1976 to 1988 (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1410.

(A) Miller, C. D., 1987, Potential hazards from future eruptions in California (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume p. 174.

(A) Miller, C. D., 1988, Development of volcanic-hazard-zonation maps for the Cascade Range, northwestern United States (abs.): Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Abstracts, p. 70.

(P) Miller, C. D., 1988, Development of volcanic-hazard-zonation maps for the Cascade Range, northwestern United States: Kagoshima International Conference on volcanoes, Kagoshima, Japan, July 19-23, 1988, Proceedings, p. 400-403.

(P) Miller, C. D., 1989, Potential hazards from future volcanic eruptions in California: U.S. Geological Survey Bulletin 1847, 17 p.

(P) Miller, T. P., 1987, Three volcanoes erupt in Alaska: Earthquakes andVolcanoes, v. 19, no. 6, p. 192-198. (Also in U.S. Geological Survey Yearbook Fiscal Year 1986, p. 58-60).

46

(A) Miller, T. P., 1987, Volcanic hazards on the Alaska Peninsula & in the Aleutian Islands (abs.): Geologic Hazards Symposium, Anchorage, Alaska, Hay 12-15, 1987, Alaska Geological Society Symposium Agenda and Abstracts.

(A) Miller, T. P., 1989, Physical volcanology and compositional characteristics of the eastern Aleution arc and their constraints on reologic, tectonic, and petrogenetic models (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 199.

(P) Miller, T. P., and Smith, R. L., 1987, Late Quaternary caldera-formingeruptions in the eastern Aleutian Arc, Alaska: Geology, v. 15, no 5, p. 434-438.

(A) Miller, T. P., and Yount, M. E., 1988, Successive late Quaternarycaldera-forming eruptions at Emmons Lake volcanic center, Alaska Peninsula (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1507.

(A) Miller, T. P., Yount, M. E., and Nelson, S. W., 1987, Pyroclastic flow characteristics during the initial phase of the 1986 eruption of Augustine volcano, Alaska (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 175.

(P) Mooney, W., and Weaver, C. S., 1989, Regional crustal structure andtectonics of the Pacific coastal states: California, Oregon, and Washington, in Pakiser, L., and Mooney, W., eds., Geophysical Framework of the Continental United States: Geological Society of America Memoir 172, p. 129-161.

(P) Moore, G. W., and Moore, J. G., 1988, Large-scale bedforms in boulder gravel produced by giant waves in Hawaii: Geological Society of America Special Paper 229, p. 101-110.

(P) Moore, J. G., 1987, Subsidence of the Hawaiian Ridge, in Decker, R. W.,Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 85-100.

(P) Moore, J. G., 1987, Reply to discussion by Peter Kokelaar of "Structure and eruptive mechanisms at Surtsey Volcano, Iceland" by Moore, J. G.: Geological Magazine, v. 124, p. 83-86.

(A) Moore, J. G., and Campbell, J. F., 1986, Submerged and tiltedcarbonate-reef terraces on the Hawaiian Ridge (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1246-1247.

(P) Moore, J. G., and Campbell, J. F., 1987, Age of tilted reefs, Hawaii: Journal of Geophysical Research, v. 92, no. B3, p. 2641-2646.

47

(A) Moore, J. G., and Campbell, J, F., 1987, Age of completion of volcanic shield-building, Hawaii (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 180.

(P) Moore, J. G., and Clague, D,, 1987, Coastal lava flows from Hauna Loa and Hualalai Volcanoes, Kona, Hawaii: Bulletin of Volcanology, v. 49, p. 752-764.

(A) Moore, J. G., and Clague, D. A., 1988, Offshore geology of Hahukona,Kohala, Hauna Kea, Hualalai, and Hauna Loa volcanoes to the northwest of Hawaii (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1445.

(P) Moore, J. G., Clague, D. A., Hoicomb, R. T., Lipman, P. W., Hot-mark, W. R., and Torresan, H. E., 1989, Prodigious submarine slides on the Hawaiian Ridge: Journal of Geophysical Research, v. 94, p. 17,465-17,484.

(A) Moore, J. G., Holmes, H. L., Clague, D. A., and Hark, R. K., 1988,Submerged and tilted reefs on the Haleakala Ridge, Hawaii (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 7, p. A128.

(P) Moore, J. G., Jakobsson, S. P., and Norrman, J. 0., 1986, Investigation of Surtsey Volcano: Eos, Transactions, American Geophysical Union, v. 67, no. 7, p. 74 and cover.

(A) Hoore, J. G., and Szabo, B. J., 1986, Reef-subsidence chronology for the last half million years, Hawaii: Geological Society of America Abstracts with Programs, v. 18, no. 2, p. 159.

(P) Hoore, J. G., and Thomas, D. H., 1988, Subsidence of Puna, Hawaii inferred from sulfur content of drilled lava flows: Journal of Volcanology and Geothermal Research, v. 35, no. 1-2, p. 165-171.

(0) Hoore, R. B., 1986, Preliminary geologic map of the Pahoa Southquadrangle, eastern Hawaii: U.S. Geological Survey Open-File Report 85-715, scale 1:24,000, 2 sheets.

(0) Hoore, R. B., 1986, Preliminary geologic map of Agua de Pau Volcano, Sao Higuel, Azores: U.S. Geological Survey Open-File Report 86-192, scale 1:15,000.

(P) Hoore, R. B., 1986, Review of: Discovering Hount St. Helens: A guide to the National Volcanic Monument (by S. Shane): Journal of Volcanology and Geothermal Research, v. 31, p. 353.

(A) Hoore, R. B., 1989, Volcanic geology of Sao Higuel, Azores (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Hexico, June 25-July 1, 1989, New Hexico Bureau of Hines and Hineral Resources Bulletin 131, p. 194.

48

(A) Moore, R. B., Clague, D. A., Bohrson, W. A., Rubin, M., and Trusdell, F. A., 1987, Geology of Hualalai Volcano, Hawaii Cabs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 181.

(P) Moore, R. B., Clague, D. A., Rubin, M., and Bohrson, W. A., 1987, Hualalai Volcano; a preliminary summary of geologic, petrologic, and geophysical data, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 571-585.

(0) Moore, R. B., and Trusdell, F. A., 1988, Preliminary geologic map of the Kailua quadrangle, Hawaii: U.S. Geological Survey Open-File Report 88-650, scale 1:24,000, text 19 p.

(0) Moore, R. B., Trusdell, F. A., Clague, D. A., and Bohrson, W. A., 1986,Preliminary geologic map of the Hualalai Quadrangle, Hawaii: U.S.Geological Survey Open-File Report 86-270, scale 1:24,000, 2 sheets.

(P) Moore, R. B., and Wolfe, E. W., 1987, Geologic map of the east part of the San Francisco volcanic field, north-central Arizona: U.S. Geological Survey Miscellaneous Field Studies Map MF-1960, Scale 1:50,000, 2 sheets, text, 46 p.

(P) Mortensen, C. E., and Hopkins, D. G., 1987, Tiltmeter measurements in Long Valley Caldera, California, in Tilling, R. I., ed., Special section on How Volcanoes Work, Part 1: Journal of Geophysical Research, v. 92, no. B13, p. 13,767-13,776.

(P) Moyer, T. C., and Swanson, D. A., 1987, Secondary hydroeruptions inpyroclastic flow deposits; examples from Mount St. Helens: Journal of Volcanology and Geothermal Research, v. 32, no. 4, p. 299-319.

(A) HueHer, R. J., and Johnston, M. J. S., 1987, Large-scale magnetic field perturbations arising from the May 18, 1980 eruption from Mount St. Helens Cabs.): International Union of Geodesy and Geophysics, Vancouver, Canada, August 9-22, 1987, Abstracts, v. 1, p. 385.

(P) HueHer, R. J., and Johnston, M. J. S., 1989, Large scale magnetic field perturbation arising from the May 18, 1980 eruption from Mount St. Helens, Washington: Physics of the Earth and Planetary Interiors, v. 57, p. 23-31.

(A) Muffler, L. J. P., 1986, USGS Volcano Hazards Program (abs.): Eos,Transactions, American Geophysical Union, v. 67, no. 16, p. 396.

(A) Muffler, L. J. P., 1986, Volcanic processes influencing development of geothermal resources Cabs.): American Association of Petroleum Geologists Bulletin, v. 70, no. 7, p. 931-932.

49

(P) Muffler, L. J. P., Bacon, C. R., Christiansen, R. L., Clynne, M. A.,Donnelly-Nolan, J. M., Miller, C. D., Sherrod, D. R., and Smith, J. 6., 1989, in South Cascades arc volcanism, California and southern Oregon, International Geological Congress, 28th , Washington, D.C., July 9-19, 1989, American Geophysical Union Field Trip Guidebook T312, 54 p.

(P) Muffler, L. J. P., Bacon, C. R., Christiansen, R. L., Clynne, M. 'A.,Donnelly-Nolan, J. M., Miller, C. D., Sherrod, D. R., and Smith, J. G., 1989, South Cascades arc volcanism, California and southern Oregon, in Chapin, C. E., and Zidek, J., eds., Field excursions to volcanic terranes in the western United States Volume II. Cascades and Intermontane West: New Mexico Bureau of Mines and Mineral Resources, Memoir 47, p. 183-225.

(A) Muffler, L. J. P., and Clynne, M. A., 1989, Geologic map of the Lassen region, Cascade Range, USA (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources, Bulletin 131, p. 199.

(A) Muffler, L. J. P., Clynne, M. A., and Holcomb, R. T., 1989, Late Quaternary faulting of the Hat Creek Basalt (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1310.

(A) Mukasa, S. B., McCabe, R., Gill, J. B., and Newhall, C. G., 1986,Philippine island arc Pb-isotopic compositions; the Dupal anomaly in a Northern Hemisphere island arc? (abs.): Eos, Transactions, American Geophysical Union, v. 67, no 44, p. 1273.

(P) Mullineaux, D. R., 1986, Summary of pre-1980 tephra-fall deposits erupted from Mount St. Helens, Washington State, USA: Bulletin of Volcanolgy, v. 48, no. 1, p. 17-26.

(P) Mullineaux, D. R., Peterson, D. W., and Crandell, D. R., 1987, Volcanichazards in the Hawaiian Islands, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 599-621.

(O) Murray, T. L., 1988, A system for telemetering low-frequency data fromactive volcanoes: U.S. Geological Survey Open-File Report 88-201, 28 P.

(A) Murray, T. L., and Endo, E. T., 1986, BOB, a computer graphics tool for real-time integrated volcanic monitoring (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 397.

(A) Murray, T. L., and Endo, E. T., 1987, Real-time seismic-amplitude measurement (RSAM): A volcano monitoring tool (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1550.

50

(0) Hurray, T. L., and Endo, E. T., 1989, A real-time seismic amplitudemeasurement system: U.S. Geological Survey Open-File Report 89-684, 26 p.

(A) Hurray, T. L., Lahusen, R. 6., Ewert, J. W., and Lockhart, A. B., 1989, A microcomputer-based system for collection and analysis of time-series data from restless volcanoes (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Hexico, June 25-July 1, 1989: New Hexico Bureau of Hines and Mineral Resources Bulletin 131, p. 201.

(A) Heal, C. A., 1987, Observations of lava flows, Pu'u* O'o eruption ofKilauea Volcano, Hawaii (abs.): International Union of Geodesy and Geophysics, General Assembly, 19th, Vancouver, Canada, August 9-22, 1987, Abstracts, v. 2, p. 1445.

(P) Neal, C. A., Duggan, T. J., Wolfe, E. W., and Brandt, E. L., 1988, Lava samples, temperatures, and compositions, in Wolfe, E. W., ed., The Puu Oo eruption of Kilauea Volcano, Hawaii: Episodes 1 through 20, January 3, 1983, through June 8, 1984: U.S. Geological Survey Professional Paper 1463, p. 99-126.

(A) Neal, C. A., and Holcomb, R. T., 1987, Geology of the southwest rift zone and western flank of Kilauea Volcano, Hawaii (abs.): GeologicalSociety of America Abstracts with ProRrams, v. 19, no. 6, p. 436.

(A) Neal, C. A., Wolfe, E, W., and Greenland, L, P., 1987, Pu'u' O'o II: a summary of episodes 4-20 (abs.): Hawaii Syrtposiir" on How Volcanoes Work, iiilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 189.

(P) Newhall, C. G., 1987, Geology of the Lake Atitlan region, westernGuatemala: Journal of Volcanology and Geothermal Research, v. 33, no. 1-3, p. 23-55.

(P) Newhall, C. G., 1987, Review of: Late Cenozoic Volcanism of New Zealand (Smith, I. E. H., ed.): Geology, v. 15, no. 10, p. 984.

(A) Newhall, C. G., 1989, Hazards before, during, and after volcanic eruptions (abs.): International Geological Congress, 28^, Washington, D.C., July 9-19, 1989, Abstracts, v. 2, p. 512.

(A) Newhall, C. G., 1989, Caldera unrest and subcaldera magma accumulation (abs.): International Geological Congress, 28th , Washington, D.C., July 9-19, 1989, Abstracts, v. 2, p. 512.

(A) Newhall, C. G., and Dzurisin, D., 1988, Historical unrest at largecalderas: Kagoshima International Conference on Volcanoes,Kagoshima, Japan, July 19-23, 1988, Proceedings, p. 408-411.

(P) Newhall, C. G., and Dzurisin, D., 1988, Historical unrest at largecalderas of the world: U.S. Geological Survey Bulletin 1855, 2 v., 1108 p.

51

(P) Newhall, C. G., and Dzurisin, D., 1989, Caldera unrest (letter): Science, v. 245, p. 1167.

(A) Newhall, C. G., Dzurisin, D., and Miller, C. D., 1988, Forecasting great eruptions (abs.), Geosphere Fluctuations: Short Term Instabilities in the Earth System: International Alfred Wegener Conference on the Contribution of Solid Earth Sciences to the IGBP, Hamburg, F.R.G., December, 1988, 3 p.

(A) Newhall, C. G., and Endo, E. T., 1987, Sudden seismic calm beforeeruptions: illusory or real? (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstracts Volume, p. 190.

(P) Newhall, C. G., and Fruchter, J. S., 1986, Volcanic activity: a review for health professionals: American Journal of Public Health, v. 76 (Supp.), p. 10-24.

(A) Newhall, C. G., and Okada, H., 1986, Some relations between precursors and volcanic eruption type (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, February, 1-9, 1986, Abstracts, p. 265.

(P) Newhall, C. G., Paull, C. K., Bradbury, J. P., Higuera-Gundy, A., Poppe, L. J., Self, S., Sharpless, N. B., and Ziagos, J., 1987, Recent geologic history of Lake Atitlan, a caldera lake in western Guatemala: Journal of Volcanology and Geothermal Research, v. 33, no. 1, p. 81-107.

(P) Newhall, C. G., Ulrich, G. E., and Wolfe, E. W., 1987, Geologic map of the southwest part of the San Francisco volcanic field, north-central Arizona, with chemical analyses, magnetic polarities, and sample localities: U.S. Geological Survey Miscellaneous Field Studies Map MF-1958, Scale 1:50,000, 2 sheets, text, 58 p.

(A) Nichols, D. R., 198/, Volcanic hazards in the Copper River Basin, Alaska (abs.): Geologic Hazards Symposium, Anchorage, Alaska, May 12-15, 1987, Alaska Geological Society Symposium Agenda and Abstracts, p

(A) Nielsen, E. A., Waitt, R. B., and Malone, S. D., 1989, Eyewitness accounts and photosamples of the 18 May 1980 eruption of Mount St. Helens, Washington (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth's Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 203.

(A) Normark, W. R., Moore, J. G., Holcomb, R. T., Denlinger, R. P., Searle, R. C., and Wilson, J. B., 1988, Humongous submarine slides off the Hawaiian Ridge (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 7, p. 127-128.

52

(A) Morris, R. D., 1989, Seismograms from the 16 August 1989 rockfall from Russel Cliff, Mount Rainier (abs.): Eos, Transactions, American Geophysical Union.

(A) Okaraura, A. T., 1988, Monitoring surface deformation of active volcanoes, Hawaii (abs.): Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Abstracts, p. 123-124.

(0) Okamura, A. T., 1988, Water-tube and spirit-level tilt data, Hawaiian Volcano Observatory, 1958-1986: U.S. Geological Survey Open-File Report 88-237, 219 p.

(P) Okamura, A. T., Dvorak, J. J., Koyanagi, R. Y., and Tanigawa, W. R., 1988, Surface deformation during dike propagation, in Wolfe, E. D., ed., The Puu Oo eruption of Kilauea Volcano, Hawaii: Episodes 1 through 20, January 3, 1983, through June 8, 1984: U.S. Geological Survey Professional Paper 1463, p. 165-181.

(A) Okamura, A. T., Koyanagi, R. Y., Miklius, A., and Sako, M. K., 1989, State of Hauna Loa Volcano, Hawaii, as determined by geophysical monitoring (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1410.

(P) Osterkamp, W. R., and Costa, J. E., 1986, Denudation rates in selecteddebris-flow basins: in Federal Interagency Sedimentation Conference, 4 fc n, proceedings, v. 1, p. 4-91 to 4-99.

(P) Osterkamp, W. R., and Costa, J. E., 1987, Changes accompanying anextraordinary flood on a sand-bed stream: in Mayer, L., and Nash, D. B., eds., Catastrophic flooding, Annual Geomorphology Symposium, 18th , 35 p.

(P) Osterkamp, W. R., Hupp, C. R., and Blodgett, J. C., 1986, Magnitude and frequency of debris flows, and areas of hazard on Mount Shasta, Northern California: U.S. Geological Survey Professional Paper 1396-C, p. C1-C21.

(P) Paine, A. D., Meyer, D. F., and Schumm, S. A., 1987, Incised channel and terrace formation near Mount St. Helens, Washington: in Erosion and Sedimentation in the Pacific Rim, International Association of Hydrologic Science Publication no. 165, p. 389-390.

(A) Pardyanto, L., and Casadevall, T. J., 1986, Methods of monitoring volcanic activity in Indonesia (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, February 9-22, 1987, Abstracts, p. 269.

(A) Pardyanto, L., Suparto S., Olas, S., and Casadevall, T., 1986, Volcanic activity in Indonesia between 1980-1985 (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, New Zealand, February 9-22, 1987, Abstracts, p. 270.

53

(P) Peterson, D. W., 1986, Citation for 1985 VGP Section award of the American Geophysical Union to R. V. Fisher and H.-U. Schmincke: Bos, Transactions, American Geophysical Union, v. 67, no. 7, p. 75.

(P) Peterson, D. W., 1986, Mount St. Helens activity, 1983: Volcanological Society of Japan, Bulletin of Volcanic Eruptions, no. 23, p. 40-41.

(P) Peterson, D. W., 1986, Summary of Ht. St. Helens activity, 1980-1986: Volcano News, v. 24, p. 2.

(P) Peterson, D. W., 1986, Volcanoes; tectonic setting and impact on society, in Wallace, R. B., chairperson, Active Tectonics: Washington, D.C., National Academy Press, p. 231-246.

(P) Peterson, D. W., 1986, Mount St. Helens and the science of volcanology; a five year perspective, in Keller, S. A., ed., Mount St. Helens; five years later: Cheney, Washington, Eastern Washington University Press, p. 3-19.

(A) Peterson, D. W., 1987, Hazardous volcanoes and public response (abs.):Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 202.

(P) Peterson, D. W., 1988, Volcanic hazards and public response, in Tilling. R. I., ed., Special Section on How Volcanoes Work, Part 2: Journal of Geophysical Research, v. 93, no. B5, p. 4161-4170.

(A) Peterson, D. W., 1988, Hazards from lava flows and tephra fallout (abs.): Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Abstract Volume, p. 59-60.

(P) Peterson, D. W., 1988, Hazards from lava flows and tephra falls:Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Proceedings, p. 384-387.

(A) Peterson, D. W., and Holcomb, R. T., 1989, Lava tubes at Mauna Ulu, Kilauea Volcano, 1972-1974 (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources, Bulletin 131, p. 213.

(P) Peterson, D. W., and Moore, R. B., 1987, Geologic history and evolution of geologic concepts, Island of Hawaii, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 149-189.

(A) Pierce, K. L., and Scott, W. E., 1986, Migration of faulting along and outward from the track of therrao-volcanic activity in the eastern Snake River plain region during the last 15 m. y. (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1225.

54

(A) Pierce, K. L., Scott, W. B., and Morgan, L., 1988, Eastern Snake RiverPlain neotectonics faulting in last 15 Ma migrates along and outward from the YeHowstone "hotspot" track (abs.): Geological Society of America Abstracts with Programs, v. 20, p. 643.

(P) Pierson, T. C., 1986, Flow behavior of channelized debris flows, Mount St. Helens, Washington, in Abrahams, A. D., ed., Hillslope Processes, Binghamton Symposia in Geomorphology, International Series, v. 16, p. 270-296.

(P) Pierson, T. C., 1989, Hazardous hydrologic consequences of volcaniceruptions and goals for mitigative action: an overview, in Hydrology and Disasters, Proceedings WHO Technical Conference on Hydrology of Disasters, Geneva, Switzerland, November 2-3, 1988: London, England, James and James.

(P) Pierson, T. C., and Costa, J. E., 1987, A rheologic classification ofsubaerial sediment-water flows: in Costa, J. E., and Wieczorek, G. F., eds., Debris Flows/Avalanches: Process, Recognition, and Mitigation: Geological Society of America Reviews in Engineering Geology, v. 7, p. 1-12.

(A) Pierson, T. C., Janda, R. J., Thouret, J. C., and Calvache, M. L., 1986, Initiation, bulking, and channel dynamics of catastrophic debris flows on 13 November 1985 at Nevada del Ruiz, Colombia (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 406.

(A) Pierson, T. C., and Miller, C. D., 1987, Deadly volcanic debris flows and debris avalanches: Is effective hazard mitigation possible? (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 7, p. 805.

(0) Poeschel, K. R., Row, T. G., and Blodgett, J. C., 1986, Water-resourcesdata for the Mount Shasta area, northern California: U.S. Geological Survey Open-File Report 86-65, 73 p.

(P) Pollard, D. D., and Segall, P., 1987, Theoretical displacements andstresses near fractures in rock; with applications to faults, joints, veins, dikes, and solution surfaces, in Atkinson, B. K., ed., Fracture mechanics of rock: London, Academic Press, p. 277-349.

(P) Porter, S. C., Garcia, M. 0., Lockwood, J. P., and Wise, W. S., 1987, Guidebook for Mauna Loa-Mauna Kea-Kohalla Field Trip: Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, 40 p.

(A) Pringle, P. T., and Gameron, K. A., 1986, Lahars and lahar-runout of May 14, 1984, at Mount St. Helens, Washington (abs.): Northwest Scientific Association, Annual Meeting, 59***1 , 1986, Proceedings.

55

(A) Pringle, P. T., and Cameron, K. A., 1987, Factors affecting the magnitude of Hay, 1984 and Hay, 1986 lahars at Hount St. Helens, Washington (abs.): Northwest Scientific Association, Annual Heeting, 60th , 1987, Proceedings.

(A) Punongbayan, R. S., Corpuz, E. G., Ramos, E. 6., Ruelo, H. B., Cruz, J. B., Mewhall, C. G., Banks, M. 6., and Helson, W. 6., 1986, Pyroclastic flows at Hayon Volcano, Philipines, September 1984 (abs.): International Volcanological Congress, International Association of Volcanology and Chemistry of the Earth*s Interior, Auckland, Mew Zealand, February 1-9, 1986, Abstracts, p. 69.

(A) Punongbayan, R. S., Ramos, E. H., and Mewhall, C. 6., 1987, The 1984 andfuture eruptions of Hayon Volcano, Philippines (abs.): International Union of Geodesy and Geophysics, General Assembly, 19t*1 , Vancouver, Canada, August, 1987, v. 2, p. 423.

(P) Punongbayan, R. S., and Tilling, R. 1., 1989, Some recent case histories,in Tilling, R. 1., ed., Volcanic Hazards: Short Course in Geology:Washington, D. C., American Geophysical Union, v. 1, p. 81-101.

(A) Ramos-ViHarta, S., Corpuz, E., and Mewhall, C. G., 1989, Eruptive history of Hayon Volcano, Philippines (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth's Interior, General Assembly, Santa Fe, Mew Hexico, June 25-July 1, 1989: New Hexico Bureau of Hines and Hineral Resources, Bulletin 131, p. 221.

(A) Rhodes, J. H., Wenz, K. P., Meal, C. A., Sparks, J. W., and Lockwood, J. P., 1987, Has there been magmatic intercourse between Hauna Loa and Kilauea volcanoes? (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1521.

(P) Rhodes, J. H., Wenz, K. P., Meal, C. A., Sparks, J. W., and Lockwood, J. P., 1989, Geochemical evidence for invasion of Kilauea*s plumbing system by Hauna Loa magma: Mature, v. 337, no. 6204, p. 257-260.

(A) Riehle, J. R., 1987, Potential hazards of the Edgecumbe volcanic field, southeastern Alaska (abs.): Geologic Hazards Symposium, Anchorage, Alaska, Alaska Geological Society Program with Abstracts, unpaginated.

(P) Riehle, J. R., Bowers, P. H., and Ager, T. A., 1989, The Hayes tephra deposits, a late Holocene marker horizon in southcentral Alaska: Quaternary Research.

(A) Riehle, J. R., and Brew, D. A., 1987, Pyroclastic deposits of the Edgecumbe volcanic field, Kruzof Island, Alaska, and some speculations about their origin: Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 210.

56

(P) Riehle, J. R., Brew, D. A., and Lanphere, H. A., 1989, Geologic map of the Mount Edgecurabe volcanic field, Kruzof Island, southeastern Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map 1-1983, scale 1:63,360, 1 pi.

(0) Riehle, J. R., Detterman, R. H., Yount, M. E., and Miller, J. W., 1987,Preliminary geologic map of the Mt. Katmai quadrangle and portions of the Afognak and Naknek quadrangles, Alaska: U.S. Geological Survey Open-File Report 87-593, scale 1:250,000.

(P) Riehle, J. R., Meyers, C. M., Ager, T. A., Kaufman, D. E., and Ackerman, R. A., 1987, The Aniakchak tephra deposit, a late Holocene marker horizon in western Alaska: U.S. Geological Survey Circular 998, p. 19-22.

(P) Riehle, J. R., Yount, M. E., and Miller, T. P., 1987, Petrography, chemistry, and geologic history of Yantarai Volcano, Aleutian volcanic arc, Alaska: U.S. Geological Survey Bulletin 1761, 27p.

(P) Rojstaczer, S., 1988, Determination of fluid flow properties from the response of water levels in wells to atmospheric loading: Water Resources Research, v. 24, no. 11, p. 1927-1938.

(P) Rojstaczer, S., 1988, Intermediate period response of water levels inwells to crustal strain: sensitivity and noise level: Journal of Geophysical Research, v. 93, no. Bll, p. 13,619-13,634.

(P) Rojstaczer, S., and Agnew, D. C., 1989, The influence of formationmaterial properties on the response of water levels in wells to earth tides and atmospheric loading: Journal of Geophysical Research, v. 94, no. B9, p. 12,403-12,411.

(P) Rose, W. I., 1987, Volcanic activity at Santiaguito Volcano, 1976-1984: in Fink, J., ed., The Emplacement of Silicic Domes and Lava Flows, Geological Society of America Special Paper 212, p. 17-27.

(A) Rose, W. I., Conway, F. M., Vallance, J. W., Matias, 0., and Giron, J., 1989, New pyroclastic flow at Santiaguito, Guatemala, July 1989 (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1408.

(P) Rose, W. I., Heiken, G., Wohletz, K., Eppler, D., Barr, S., Miller, T., Chuan, R. L., and Symonds, R. B., 1988, Direct rate measurements of Mt. St. Augustine eruption plumes: a problem of scaling up and uncontrolled variables: Journal of Geophysical Research, v. 93, no. B5, p. 4485-4499.

c

(P) Rose, W. I., Newhall, C. G., Bomhorst, T. J., and Self, S., 1987, Quaternary silicic pyroclastic deposits of Atitlan Caldera, Guatemala: Journal of Volcanology and Geothermal Research, v. 33, no. 1, p. 57-80.

57

(P) Rubin, M., Garulinski, L. K., and McGeehin, J. P., 1987, Hawaiianradiocarbon dates, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 213-242.

(P) Rubin, M., Lockwood, J. P., and Friedraan, I., 1987, Effects of volcanic emanations on carbon-isotope content of modern plants near Kilauea Volcano, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 209-211.

(P) Rundle, J. B., and Hill, D. P., 1988, The geophysics of a restless caldera; Long Valley, California: Annual Review of Earth and Planetary Sciences, v. 16, p. 251-271.

(P) Rutland, C., Smedes, H. W., Tilling, R. I., and Greenwood, W. R., 1989, Volcanism and plutonism at shallow crustal levels: The Elkhorn Mountains volcanics and Boulder batholith, southwestern Montana, in Cordilleran Volcanism, Plutonism, and Magma Generation at Various Crustal Levels, Montana and Idaho: International Geological Congress, 28tn , Washington, D. C., July 9-19, 1989, American Geophysical Union Field Trip Guidebook T337, p. 16-31.

(P) Rutland, C., Smedes, H. W., Tilling, R. I., and Greenwood, W. R., 1989, Volcanism and plutonism at shallow crustal levels: The Elkhorn Mountains Volcanics and Boulder batholith, southwestern Montana, in Chapin, C. E., and Zidek, J., eds., Field Excursions to Volcanic Terranes in the Western United States, Volume II: Cascades and Intermountain West: International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Memoir 47, p. 264-276.

(A) Ryan, M. P., 1987, Neutral buoyancy and the mechanical evolution ofHawaiian magma reservoirs and rift systems (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume p. 217.

(A) Ryan, M. P., 1987, The neutral buoyancy of tholeiitic melt and itsbearing on the internal structure, dynamics and mechanical evolution of rift systems (abs.): Geodynamics Symposium on Geologic and Geochemical Evidence for Segmentation of Oceanic and Continental Rifts, Woods Hole, Massachusetts, Woods Hole Oceanographic Institution.

(P) Ryan, M. P., 1987, Neutral buoyancy and the mechanical evolution of magmatic systems, in Mysen, B. 0., ed., Magmatic Processes; Physiochemical Principles: Geochemical Society Special Publication 1, p. 259-287.

58

(P) Ryan, M. P., 1987, Elasticity and contractancy of Hawaiian olivinetholeiite and its role in the stability and structural evolution of subcaldera magma reservoirs and rift systems, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 1395-1447.

(P) Ryan, M. P., 1988, The mechanics and three-dimensional internal structure of active magmatic systems; Kilauea Volcano, Hawaii, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 2: Journal of Geophysical Research, v. 93, no. B5, p. 4213-4248.

(A) Ryan, M. P., 1988, The mechanics and three-dimensional internal structure of active magmatic systems: Kilauea Volcano, Hawaii (abs.): Eos, Transactions, American Geophysical Union, v. 19, no. 23, p. 646.

(A) Ryan, M. P., 1989, The mechanics of magma transport and storage within the Icelandic system (abs.), in Symposium on Magma Transport and Storage from Source to Eruption Site, International Geological Congress, 28 fcl1 , Washington, D.C., July 9-19, 1989, Abstracts, v. 2, p. 2-739-2-740.

(P) Ryan, M. P., and Blevins, J. Y., 1987, The viscosity of synthetic and natural silicate melts and glasses at high temperatures and 1 bar (105 pascals) pressure and at higher pressures: U.S. Geological Survey Bulletin 1764, 563p.

(P) Rydelek, P. A., Davis, P. M., and Koyanagi, R. Y., 1988, Tidal triggering of earthquake swarms at Kilauea Volcano, Hawaii, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 2: Journal of Geophysical Research, v. 93, no. B5, p. 4401-4411.

(0) Sako, M. K., 1987, EDH station descriptions for Mauna Kea, Mauna Loa, and Hualalai, Island of Hawaii: U.S. Geological Survey Open-File Report 87-648, 103 p.

(P) Sammis, C. G., and Julian, B. R., 1987, Fracture instabilitiesaccompanying dike intrusion: Journal of Geophysical Research, v. 92, no. B3, p. 2597-2605.

(0) Sanders, C. 0., Dawson, P. B., Ellsworth, W. L., Evans, J. R., Hill, D. P., and lyer, H. M., 1987, The seismological search for magma: Transactions, Geothermal Resources Council, v. 11, p. 385-390.

(0) Sarna-Wojcicki, A. M., Lajoie, K. R., Meyer, C. E., Adam, D. P., Robinson, S. W., and Anderson, R. S., 1988, Tephrochronologic studies of sediment cores from Walker Lake, Nevada: U.S. Geological Survey Open-File Report 88-548, 36p.

(P) Sarna-Wojcicki, A. M., Meyer, C. E., Adam, D. P., and Sims, J. D., 1988, Correlations and age estimates of ash beds in late Quaternary sediments of Clear Lake, California: Geological Society of America Special Paper 214, p. 141-150.

59

(P) Sarna-Wojcicki, A. M., Morrison, S. D., Meyer, C. E., and Hillhouse, J, W., 1987, Correlation of upper Cenozoic tephra layers between sediments of the western United States and eastern Pacific Ocean and comparison with biostratigraphic and magnetostratigraphic age data: Geological Society of America Bulletin, v. 98, no. 2, p. 207-223.

(P) Savage, J. C., 1988, Principal component analysis of geodetically measured delormation in Long Valley Caldera, eastern California, 1983-1987: Journal of Geophysical Research, v. 93, no. Bll, p. 13,297-13,305.

(A) Savage, J. C., and Cockerham, R. S., 1987, Quasiperiodic occurrence ofearthquakes in the 1978-1986 Bishop-Mammoth Lakes sequence, eastern California (abs.): Seismological Research Letters, v.58, no. 1, p. 19.

(P) Savage, J. C., and Cockerham, R. S., 1987, Quasi-periodic occurrence of earthquakes in the 1978-1986 Bishop-Mammoth Lakes sequence, eastern California: Bulletin of the Seismological Society of America, v. 77, no. 4, p. 1347-1358.

(P) Savage, J. C., Cockerham, R. S., Estrem, J. E., and Moore, L. R., 1987, Deformation near the Long Valley Caldera, eastern California, 1982-1986: Journal of Geophysical Research, v. 92, no. B3, p. 2721-2746.

(0) Schuster, R. L., 1989, Engineering geologic effects of the 1980 eruptions of Mount St. Helens, in Galster, R. W., chairperson, Engineering Geology in Washington: Washington Department of Natural Resources, Division of Geology and Earth Resources, v. 78, p. 1203-1228.

(P) Schuster, R. L., and Costa, J. E., 1986, A perspective on landslide dams: in Schuster, R. L., ed., Landslide dams Processes, Risk, and Mitigation: American Society of Civil Engineers, Geotechnical Special Publication no. 3, p. 1-20.

(0) Scott, K. M., 1986, Coal Bank Bridge section lahar magnitude and frequency: U.S. Geological Survey Open-File Report, 102 p.

(0) Scott, K. M., 1986, Lahars and lahar-runout flows in the Toutle-Cowlitz River system, Mount St. Helens, Washington; magnitude and frequency: U.S. Geological Survey Open-File Report, 86-500, 95 p.

(P) Scott, K. M., 1988, Origins, behavior, and sedimentology of lahars and lahar runout flows in the Toutle-Cowlitz River system: U.S. Geological Survey Professional Paper 1447-A, 76 p.

(A) Scott, K. M., Janda, R. J., Major, J. J., Cameron, K. A., and Pringle, P. T., 1986, Assessment of lahar hazards at Cascade Range volcanoes from past flow history (abs.): American Geomorphological Field Group, Meeting and Field Conference, 1986, Proceedings, p. 170.

60

(P) Scott, W. E., 1987, Holocene rhyodacite eruptions on the flanks of South Sister volcano, Oregon, in Fink, J. H., ed., The Emplacement of Silicic Domes and Lava Flows: Geological Society of America Special Paper 212, p. 35-53.

(P) Scott, W. E., 1989, Volcanic and related hazards, in Tilling, R. I., ed., Volcanic Hazards, Short Course in Geology: Washington, D.C., American Geophysical Union, v. 1, p. 9-23.

(P) Scott, W. E., 1989, Volcanic hazards zonation and long-term forecasts, in Tilling, R. I., ed., Volcanic Hazards, Short Course in Geology: Washington, D.C., American Geophysical Union, v. 1, p. 25-49.

(O) Scott, W. E., Gardner, C. A., and Sarna-Wojcicki, A. H., eds., 1989,Guidebook for field trip to Mount Bachelor-South Sister-Bend area, central Oregon High Cascades: U.S. Geological Survey Open-File Report 89-645, 66 p.

(A) Scott, W. E., Hoblitt, R. P., and Miller, C. D., 1987, Was postglacial volcanism in the Cascade arc episodic? (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 44, p. 1526.

(A) Scott, W. E., and Miller, C. D., 1987, Hazards from cataclysmic volcanic eruptions (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 230.

(A) Scowen, P. A. H., Roeder, P. L., and Helz, R. T., 1986, Re-equilibration of chromite from Kilauea Iki lava lake, Hawaii (abs.): Geological Association of Canada/Mineralogical Association of Canada Abstracts with Programs, v. 11, p. 125.

(A) Segall, P., and Delaney, P. T., 1988, Coseismic and post-seismichorizontal deformation from the 1975 M7.2 Kalapana earthquake (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1433.

(A) Segall, P., and Delaney, P. T., 1989, Horizontal deformation of Kilauea Volcano (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, Mew Mexico, June 25-July 1, 1989: Mew Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 199.

(P) Self, S., and Lipman, P. W., 1989, Large ignimbrites and caldera-formingeruptions: International Association of Volcanology and Chemistry of the Earth's Interior, Working Group on Explosive Volcanism and its Products, Workshop Handbook, 128 p.

(P) Sharp, R. P., Dzurisin, D., and Malin, M. C., 1987, An early 19th century reticulite pumice from Kilauea Volcano, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v, 1, p. 395-404.

61

CO) Shaw, H. R., 1987, A linguistic model of earthquake frequencies applied to the seismic history of California: U.S. Geological Survey Open-File Report 87-296, 129 p.

(P) Shaw, H. R., 1987, Uniqueness of volcanic systems, in Decker, R. W.,Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 1357-1394.

(P) Shaw, H. R., 1988, Mathematical attractor theory and plutonic-volcanic episodicity, in King, C.-Y., and Scarpa, R., eds., Modeling of Volcanic Processes, Wiesbaden, F. Vieweg and Sons, p. 162-206.

(A) Shaw, H. R., and Chouet, B., 1987, Kilauean volcanic tremor as a casestudy of multifractal attractor dynamics (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 232.

(O) Shaw, H. R., and Chouet, B., 1988, Application of nonlinear dynamics to the history of seismic tremor at Kilauea Volcano, Hawaii: U.S. Geological Survey Open-File Report 88-539, 78 p.

(P) Shaw, H. R., and Chouet, B., 1989, Singularity spectrum of intermittent seismic tremor at Kilauea Volcano, Hawaii: Geophysical Research Letters, v. 16, no. 2, p. 195-198.

(A) Shaw, H. R., and Chouet, B., 1989, Hierarchical volume budget offracture-related magma transport in Hawaii (abs.): International Geological Congress, 28tn , Washington, D. C., July 9-19, 1989, Abstracts, v. 3, p. 90.

(O) Shaw, H. R., and Gartner, A. E., 1986, On the graphical interpretation of paleoseismic data: U.S. Geological Survey Open-File Report 86-394, 92 p.

(P) Shaw, H. R., and Moore, J. G., 1988, Magmatic heat and the El Nino cycle: Eos, Transactions, American Geophysical Union, v. 69, no. 45, p. 1553, 1564-1565.

(P) Shemeta, J. E., and Weaver, C. S., 1986, Seismicity accompanying the May 18, 1980 eruption of Mount St. Helens, Washington, in Keller, S. A., ed., Mount St. Helens; five years later: Cheney, Washington, Eastern Washington University Press, p. 44-58.

(P) Silverman, S., Mortensen, C., and Johnston, M., 1989, A satellite-based digital data system for low-frequency geophysical data: Seismological Society of America Bulletin, v. 79, p. 189-198.

(A) Simkin, T., Tilling, R. I., Taggart, J. H., Jones, W. J., and Spall, H., 1987, "This Dynamic Planet" - A world map of volcanoes, earthquakes, and tectonic plates Cabs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 233.

62

(P) Simkin, T., Tilling, R. I., Taggart, J. N., Jones, W. J., and Spall, H., compilers, 1989, This dynamic planet: world map of volcanoes, earthquakes, and plate tectonics: U.S. Geological Survey, Reston, Virginia and Smithsonian Institution, Washington, D. C. Hap, scale 1:30,000,000 (at equator).

(P) Sipkin, S. A., 1986, Interpretation of non-double-couple earthquake mechanisms derived from moment tensor inversion: Journal of Geophysical Research, v. 91, no. Bl, p. 531-547.

(A) Sipkin, S. A., 1987, Body wave analysis of the anomalous seismic event near Tori Shima, Japan (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 16, p. 358-359.

(0) Smedes, H. W., Klepper, H. R., and Tilling, R. I., 1988, Preliminary map of plutonic units of the Boulder Batholith, southwestern Montana: U.S. Geological Survey Open-File Report 88-283, scale 1:200,000.

(A) Smedes, H. W., Tilling, R. I., and Klepper, H. R., 1988, Plutonic-units map of the Boulder Batholith and environs, Montana (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 6, p. 469.

(P) Smith, R. B., Reilinger, R. E., Meertens, C. M., Hollis, J. R., Holdahl, S. R., Dzurisin, D., Gross, W. K., and Klingele, E. E., 1989, What's moving at Yellowstone?; the 1987 crustal deformation survey from GPS, leveling, precision gravity, and trilateration: Eos, Transactions, American Geophysical Union, v. 70, no. 8, p. 113, 119, 123-125.

(P) Sorey, M. L., Farrar, C. D., and Wollenberg, H. A., 1986, Proceedings of the workshop on hydrologic and geochemical monitoring in the Long Valley Caldera: Lawrence Berkeley Laboratory Report 20020, 82 p.

(P) Sorey, M. L., Farrar, C. D., and Wollenberg, H. A., 1986, Proceedings of the second workshop on hydrologic and geochemical monitoring in the Long Valley Caldera: Lawrence Berkeley Laboratory Report 22852, 80 p.

(P) Sparks, R. S., Moore, J. G., and Rice, C. J., 1986, The initial giantumbrella cloud of the May 18th, 1980, explosive eruption of Mount St. Helens: Journal of Volcanology and Geothermal Research, v. 28, no. 3-4, p. 257-274.

(0) Stoopes, G., and Yamashita, K., 1988, Preliminary results of a precise leveling survey in Yellowstone National Park, Wyoming, September 1986: U.S. Geological Survey Open-File Report 88-24, 33 p.

(0) Sutton, A. J., 1987, A chromatographic system for the analysis of selected light gases in geothermal and volcanic systems: U.S. Geological Survey Open-File Report 87-13, 13 p.

63

(A) Sutton, A. J., McGee, K. A., and Casadevall, T. J., 1986, Gas emissionstudies at Mount St. Helens (abs.)» in Keller, S. A., ed., Mount St. Helens; five years later: Cheney, Washington, Eastern Washington University Press, p. 441.

(A) Sutton, A. J., and McGee, K. A., 1989, A multiple-species volcanic gas sensor - testing and applications (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 262.

(A) Sutton, A. J., McGee, K. A., Sutawidjaja, I. S., Pardyanto, L., andCasadevall, T. J., 1987, A monitoring system for active volcanoes with crater lakes (abs.): Hawaii Symposium on how Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 245.

(P) Swanson, D. A., 1986, Review of book: Blang, R. J., 1984, Volcanichazards: a source book on the effects of eruptions: Bulletin of Volcanology, v. 48, p. 176.

(P) Swanson, D. A., 1986, Predicting dome growth at Mount St. Helens using non-seismic techniques: Volcano News, no. 24, p. 3-4.

(A) Swanson, D. A., 1986, Measurements of ground deformation to forecast and predict eruptions (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 397.

(A) Swanson, D. A., 1987, Reflections on making long-term predictions ofepisodes of dome building during the 1980-87 eruption of Mount St. Helens, Washington (abs.): International Union of Geodesy and Geophysics, General Assembly, 19th , Abstracts, v. 2, p. 430.

(A) Swanson, D. A., 1987, Regional variation of jointing style in Grande Ronde Basalt related to Miocene geography, Columbia Plateau (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 455-456.

(0) Swanson, D. A., 1987, Forecasts and predictions, in Gori, P. L., andHays, W. W., eds., Proceedings of Conference XL; a workshop on the U.S. Geological Survey's role in hazards warnings: U.S. Geological Survey Open-File Report 87-269, p. 100-102.

(0) Swanson, D. A., 1987, Mount St. Helens emergency procedures, in Gori, P. L., and Hays, W. W., eds., Proceedings of Conference XL; a workshop on the U.S. Geological Survey's role in hazards warnings: U.S. Geological Survey Open-File Report 87-269, p. 103-104.

(A) Swanson, D. A., 1988, Some volcanologic aspects of Columbia River basalt volcanism relevant to the extinction controversy (abs.): Global catastrophes in Earth history; an interdisciplinary conference on impacts, volcanism, and mass mortality, LPI Contribution 673, p. 186-187.

64

(A) Swanson, D. A., 1988, Volcanic activity at Mount St. Helens since May1980 (abs.): Kagoshima International Conference on Volcanoes 1988, Kagoshima, Japan, July 19-23, 1988, Abstract Volume, p. 8.

(A) Swanson, D. A., 1988, Volcanic activity at Mount St. Helens since May 1980 (abs.): The Volcanological Society of Japan Programme and Abstracts, no. 1, p. 100-101.

(P) Swanson, D. A., 1988, Volcanic activity at Mount St. Helens since May1980: Kagoshima International Conference on Volcanoes, Kagoshima,Japan, July 19-23, 1988, Proceedings, p. 33-36.

(A) Swanson, D. A., 1989, Monitoring and prediction of volcanic activity at Mount St. Helens, Washington (abs.): American Association for the Advancement of Science, Annual Meeting, San Francisco, California, January 14-19, 1989, Abstracts Volume, p. 95.

(A) Swanson, D. A., 1989, Tumtum-Badger Ridge line of Quaternary vents, southern Cascades of Washington (abs.): Geological Society of America Abstracts with Programs, v. 21, no. 5, p. 150.

(P) Swanson, D. A., Cameron, K. A., Evarts, R. C., Pringle, P. T., and Vance, J. A., 1989, Cenozoic volcanism in the Cascade Range and Columbia Plateau, southern Washington and northernmost Oregon: International Geological Congress, 28"*, Washington, D. C., July 9-19, 1989, American Geophysical Union Field Trip Guidebook T106, 60 p.

(P) Swanson, D. A., Cameron, K. A., Evarts, R. C., Pringle, P. T., and Vance, J. A., 1989, Cenozoic volcanism in the Cascade Range and Columbia Plateau, southern Washington and northernmost Oregon, in Chapin, C. E., and Zidek, J., eds., Field Excursions to Volcanic Terranes in the Western United States, Volume II: Cascades and Intermountain West, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources, Memoir 47, p. 1-50.

(P) Swanson, D. A., Dzurisin, D., Holcomb, R. T., Iwatsubo, E. Y., Chadwick, W. W., Jr., Casadevall, T. J., Ewert, J. W., and Heliker, C. C., 1987, Growth of the lava dome at Mount St. Helens, Washington, (USA)," 1981-1983, in Fink, J. H., ed., The emplacement of silicic domes and lava flows: Geological Society of America Special Paper 212, p. 1-16

(A) Swanson, D. A., Dzurisin, D., and Stoopes, G., 1987, Influence offortnightly earth tides on dome building at Mount St. Helens (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 245.

(A) Swanson, D. A., and Holcomb, R. T., 1987, General consistencies in growth of the Mount St. Helens dome, 1980-86 (abs.): International Union of Geodesy and Geophysics, General Assembly, 19tn , Abstracts, v. 2, p. 412.

65

(P) Swanson, D. A., and Holcomb, R. T., 1989, Regularities in growth of theMount St. Helens dacite dome, 1980-1986, in Fink, J., ed., Lava flows and domes: emplacement mechanisms and hazard implications, International Association of Volcanology and Chemistry of the Earth*s Interior, Proceedings in Volcanology, Springer Verlag, v. 2, p. 3-24.

(A) Symonds, R. B., Rose, W. I., Gerlach, T. M., Briggs, P. H., and Harmon, R. S., 1988, The evaluation of gases, condensates and S02 emissions from Augustine Volcano, Alaska: the degassing of a Cl-rich volcanic system Cabs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1469.

(A) Symonds, R. B., Rose, W. I., Reed, M. H., Briggs, P., and Gerlach, T. M., 1987, The speciation and fluxes of gases from Augustine Volcano, Alaska: a system rich in halides and transition metals (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 247.

(P) Symonds, R. B. t Rose, W. I., Reed, M. H., Lichte, F. E., and Finnegan, D. L., 1987, Volatilization, transport and sublimation of metallic and non-metallic elements in high temperature gases at Merapi Volcano, Indonesia: Geochimica et Cosmochimica Acta, v. 51, p. 2083-2101.

(P) Szabo, B. J., and Moore, J. G., 1986, Age of -360-m reef terrace, Hawaii, and the rate of late Pleistocene subsidence of the island: Geology, v. 14, no. 11, p. 967-968.

(A) Szabo, B. J., Moore, J. G., and Natland, J. H., 1988, Age and significance of 700-meter submerged reef west of Hawaii (abs.): Geological Society of America Abstracts with Programs, v. 20, no. 3, p. 236.

(A) Taber, J. J., McNutt, S. R., and Miller, T. P., 1989, Seismological and geological activity of Pavlof Volcano, Alaska, 1986-1989 Cabs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1189,

(P) Takahashi, T. J., 1987, Guide to pronunciation of Hawaiian words, inDecker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 1663-1667.

(P) Takahashi, T. J., and Griggs, J. D., 1987, Hawaiian volcanic features: aphoto glossary, in Decker, R. W., Wright, T. L., and Stauffer, P. H.,eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper1350, v. 2, p. 845-902.

4

(P) Takahashi, T. J., and Wright, T. L., 1987, Staff of the Hawaiian Volcano Observatory, 1912-present, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 2, p. 1645-1662.

(P) Tanaka, K. L., Shoemaker, E. M., Ulrich, G. E., and Wolfe, E. W., 1986,Migration of volcanism in the San Francisco volcanic field, Arizona: Geological Society of America Bulletin, v. 97, no. 2, p. 129-141.

66

(A) Tanigawa, W. R., 1987, Determining the magnitude of an earthquake (abs.): Big Island Science Conference, 9th, Abstract Volume, unpaginated.

(A) Tanigawa, W, R., English, T. T., Johnson, C. E., Koyanagi, R. Y., Nakata, J. S., and Tomori, A. H., 1987, Seismic processing at the Hawaiian Volcano Observatory (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 249.

(P) Taylor, E. M., MacLeod, N. S., Sherrod, D. R., and Walker, G. W., 1987, Geologic map of the Three Sisters Wilderness, Deschutes, Lane, and Linn counties, Oregon: U.S. Geological Survey Miscellaneous Field Studies Map MF-1952, Scale 1:63,360.

t(A) Thomas, D. M., and Koyanagi, R. Y., 1986, The association between ground

gas radon concentrations and seismic and volcanic activity at Kilauea Volcano (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 905.

(P) Thouret, J. C., Janda, R. J., Pierson, T. C., Calvache, M. L., andCendrero, A., 1987, L*eruption du 13 novembre 1985 au Nevado del Ruiz (Cordillere Centrale, Colombie): interactions entre le dynamisme eruptif, la fusion glaciaire et la genese d*ecoulements volcano-glacialres: C. R. Acad. Sci. Paris, v. 305, series II, p. 505-509.

(A) Tilling, R. I., 1986, Major volcanic crises in the 1980*s (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 396.

(A) Tilling, R. I., 1986, Guest editorial "A lesson from the 1985 Ruiz volcanic disaster'* (abs.): Episodes, v. 8, no. 4, p. 230.

(A) Tilling, R. I., 1987, Dynamics of active lava lakes: East rift zone of Kilauea, 1972-1974 (abs.): Hawaii Symposium on How Volcanoes Work, Hilo Hawaii, January 19-25, 1987, Abstract Volume, p. 254.

(A) Tilling, R. I., 1987, Eruptions of Hawaiian Volcanoes (abs.): Houston Geological Society Bulletin, v. 29, no. 10, p. 9

(P) Tilling, R. I., 1987, Introduction to special section on how volcanoes work; Part 1: Journal of Geophysical Research, v. 92, no. B13, p. 13,685-13,686.

(P) Tilling, R. I., 1987, Fluctuations in surface height of active lava lakes during 1972-1974 Mauna Ulu eruption, Kilauea Volcano, Hawaii, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 1: Journal of Geophysical Research, v. 92, no. B13, p. 13,721-13,730.

(P) Tilling, R. I., 1987, The Hawaiian Islands: Episodes, v. 10, no. 4, p. 291.

67

(A) Tilling, R. I., 1987, Eruptive and associated deformation processes deduced from geodetic and geophysical processes (abs.): Annual Princeton-Conoco Symposium in Geoscience (Tectonic Processes in the Quaternary), Sixth, Princeton University, April 3-4, 1987, Abstracts, p. 3.

(P) Tilling, R. I., 1987, Volcano: McGraw-Hill Encyclopedia of Science and Technology, 6th Edition, v, 19, p. 268-275.

(P) Tilling, R. I., 1987, Volcanology: McGraw-Hill Encyclopedia of Science and Technology, 6th Edition, v. 19, p. 275-281.

(P) Tilling, R. I., 1988, Volcano prediction; lessons from materials science: Nature, v. 332, no. 6160, p. 108-109.

(P) Tilling, R. I., 1988, Effective mitigation of volcanic disasters in the Circum-Pacific region; challenges, opportunities, and impediments: United Nations Economic and Social Commission on Asia and the Pacific, Atlas of urban geology, v. 2, p. 79-82.

(P) Tilling, R. I., ed., 1988, Introduction to special section on howvolcanoes work; Part 2: Journal of Geophysical Research, v. 93, no. B5, p. 4159.

(P) Tilling, R. I., 1988, Introduction to special section on how volcanoes work; Part 3: Journal of Geophysical Research, v. 93, no. B12, p. 14,757.

(A) Tilling, R. I., 1988, Volcanic hazards and their mitigation: Introduction and overview (abs.): Program, GEO HAZARDS 88 Symposium, U.S. Geological Survey/Stanford University, Nov. 17-18, 1988, Abstracts, (unpaginated).

(A) Tilling, R. I., 1989, Coping with volcanic hazards: A globalperspective (abs.): Symposium "Life on the Leading Edge: Context and Consequences of Earthquakes, Volcanic Eruptions, and Landslides", American Association for the Advancement of Science, Annual Meeting, San Francisco, January 14-19, 1989, Abstracts Volume, p. 94-95.

(P) Tilling, R. I., 1989, Foreword, in Tilling, R. I., ed., How Volcanoes Work: Washington, D. C., American Geophysical Union, p. 5.

(P) Tilling, R. I., ed., 1989, How Volcanoes Work: Washington, D. C., American Geophysical Union, 598 p.

(A) Tilling, R. I., 1989, Volcanic hazards and their mitigation: introduction and overview (abs.), in Hodges, C. A., ed., Geohazards '88: U.S. Geological Survey Circular 1038, p. 19-20.

(P) Tilling, R. I., 1989, Volcanic hazards and their mitigation progress and problems: Reviews of Geophysics, v. 27, no. 2, p. 237-269.

68

(A) Tilling, R. I., 1989, Volcanic hazards and their mitigation progress and problems (abs.): Eos, Transactions, American Geophysical Union, v. 70, no 14, p. 224.

(P) Tilling, R. I., 1989, Volcano prediction: measures of little gravity: Nature, v. 342, no. 6252, p. 862-863.

(P) Tilling, R. I., 1989, Pronosticos de erupciones y evaluacion de losriesgos volcanicos en la region circumpacifica, in Seville, J. and Espinosa, T., eds., Proceedings of the Primer Simposio Latino Americano Sobre Desastres Naturales, Quito, Ecuador, November 25-29, 1985, Escuela Politecnica Nacional, Quito, p. 139-147 (in Spanish).

(P) Tilling, R. I., ed., 1989, Volcanic Hazards: Short Course in Geology: Washington, D. C., American Geophysical Union, v. 1, 123 p.

(P) Tilling, R. I., 1989, Introduction and overview, in Tilling, R. I., ed., Volcanic Hazards: Short Course in Geology: Washington, D. C., American Geophysical Union, v. 1, p. 1-8.

(P) Tilling, R. I., 1989, Review of "Historical Unrest at Large Calderas of the World" (Newhall, C. G. and Dzurisin, D., 1988, U.S. Geological Survey Bulletin 1855, 2 v., 1108 p.): Economic Geology, v. 84, no. 3, p. 725-727.

(P) Tilling, R. I., 1989, Understanding the history of volcanic activity can reduce a deadly threat to people: Earth in Space, v. 2, no. 2, p. 8-10.

(A) Tilling, R. I., and Bolt, B. A., 1987, Geological hazards and monitoring; overview and symposium introduction (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 458.

(P) Tilling, R. I., Borohorst, T. J., Taggard, J. E., Jr., Rose, W. I., andHcGee, J. J., 1987, Inter-laboratory comparison of X-ray fluorescence analyses of eruptive products of El Chichon Volcano, Chiapas, Mexico: Applied Geochemistry, v. 2, no. 3, p. 337-345.

(P) Tilling, R. I., Christiansen, R. L., Duffield, W. A., Endo, E. T.,Holcomb, R. T., Koyanagi, R. Y., Peterson, D. W., and Unger, J. D., 1987, The 1972-1974 Hauna Ulu eruption, Kilauea Volcano: an example of quasi-steady-state magma transfer, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 405-469.

(0) Tilling, R. I., Christiansen, R. L., Duffield, W. A., Holcomb, R. T., and Peterson, D. W., 1986, Determinations of the depth to the surfaces of active lava lakes at Hauna Ulu and Alae, Kilauea Volcano, Hawaii: U.S. Geological Survey Open-File Report 86-367, 16 p.

(P) Tilling, R. I., Heliker, C., and Wright, T. L., 1987, Eruptions ofHawaiian volcanoes: Past, present, and future: U.S. Geological Survey General-Interest Publication Series, 54 p.

69

(P) Tilling, R. I., and Newhall, C. G., 1987, Volcanology: Geotimes, v. 32, no. 2, p. 59-61.

(A) Tilling, R. I., and Newhall, C. G., 1989, Major challenges in mitigation of volcanic hazards in the 1990*s (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1003.

(P) Tilling, R. I., and Punongbayan, R. S., 1989, Scientific and publicresponse, in Tilling, R. I., ed., Volcanic Hazards: Short Course in Geology: Washington, D. C., American Geophysical Union, v. 1, p. 103-106.

(P) Tilling, R. I., and Presnall, D. C., 1989, Commentary on "How Volcanoes Work" (Tilling, R. I., ed., 1989, American Geophysical Union, Washington, D. C.): Eos, Transactions, American Geophysical Union, v. 70, no. 44, p. 1453.

(P) Tilling, R. I., Rhodes, J. M., Sparks, J. W., Lockwood, J. P., and Lipman, P. W., 1987, Disruption of the Hauna Loa magma system by the 1868 Hawaiian earthquake; geochemical evidence: Science, v. 235, no. 4785, p. 196-199.

(P) Tilling, R. I., Wright, T. L., and Millard, H. T. Jr., 1987, Trace-element chemistry of Kilauea and Hauna Loa lava in space and time; a reconnaissance, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 641-689.

(A) Tolan, T. L., Reidel, S. P., Beeson, H. H., Anderson, J. L., Pecht, K. R., and Swanson, D. A., 1987, Revisions to the areal extent and volume of the Columbia River Basalt Group (CRBG) (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 458.

(A) Tolan, T. L., Reidel, S. P., Beeson, H. H., Anderson, J. L., Pecht, K. R., and Swanson, D. A., 1987, Columbia River Basalt Group (CRBG); new estimates of its extent and volume (abs.): Eos, Transactions, American Geophysical Union, v. 68, no. 52, p. 1815.

(A) Torresan, M. E., Normark, W. R., Shor, A. N., and Moore, J. G., 1988,Classification of submarine failures surrounding the Hawaiian Islands (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1508.

(O) Tuttle, H. L., Clark, H. A., Compson, H. R., Devine, J. D., Evans, W. C., Humphrey, A. M., Kling, G. W., Koenigsberg, E. J., Lockwood, J. P., and Wagner, G. N., 1987, The 21 August 1986 Lake Nyos gas disaster, Cameroon; final report of the United States scientific team to the Office of U.S. Poreign Disaster Assistance of the Agency for International Development: U.S. Geological Survey Open-Pile Report 87-97, 58 p.

70

(A) Tuttie, M. L., Lockwood, J. P., Kling, 6. W., Evans, U. C., and Devine, J. D., 1987, The catastrophic release of mantle-derived C02 from Lake Nyos, Cameroon (abs.): Geological Society of America Abstracts with Programs, v, 19, no. 5, p. 339.

(P) Ulrich, 6. E., 1987, SP Mountain cinder cone and lava flow, northern Arizona: in Beus, S. S., ed., Rocky Mountain Section of the Geological Society of America Centennial Field Guide, v. 2, p. 385-388.

(P) Ulrich, G. E., and Bailey, N. G., 1987, Geologic map of the SP Mountain part of the San Francisco volcanic field, north-central Arizona: U.S. Geological Survey Miscellaneous Field Studies Map MF-1956, Scale 1:50,000, 2 sheets.

(P) Ulrich, G. E., Condit, C. D., Wenrich, K. J., Wolfe, E. W., Holm, R. F., Nealey, L. D., Conway, F. M., Aubele, J. C., and Grumpier, L. S., 1989, Excursion 5A: Miocene-to-Holocene volcanism and tectonism of the southern Colorado Plateau, Arizona, in Chapin, C. E., and Zidek, J., eds., Field Excursions to Volcanic Terranes in the Western United States, Volume I: Southern Rocky Mountain Region, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Memoir 46, p. 1-41.

(P) Ulrich, G. E., Mouginis-Mark, P. J., and Bowell, J., 1987, Hawaii: the view from space, in Decker, R. W., Uright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 191-207.

(A) Ulrich, G. E., Wolfe, E. W., Heliker, C. C., and Neal, C. A., 1987, Pu'u' 0*o IV: Evolution of a plumbing system (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 259.

(P) U.S. Geological Survey, and U.S. National Park Service, 1986, HawaiiVolcanoes National Park and vicinity, Hawaii: U.S. Geological Survey National Park Series Map, scale 1:1,000,000.

(A) Vallance, J. U., Johns, G. U., Rose, U. I., and Conway, F. M., 1989,Eruptive history of Cerro Quemado Volcano, Guatemala (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1413.

(P) Voight, B., 1988, A method for prediction of volcanic eruptions: Nature, v. 332, p. 125-130.

(P) Voight, B., 1988, Countdown to Catastrophe: Earth and Mineral Sciences, Pennsylvania State University, v. 57, p. 17-30.

71

(A) Voight, B., Casadevall, T. J., and Cornelius, R., 1989, Development of geodetic monitoring program at Merapi Volcano, Indonesia, and analysis of precursory monitoring data at Mount St. Helens Volcano (abs.): International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989, Abstract Volume, p. 282.

(A) Waitt, R. B., 1986, Interactions between volcanism, snow, and water at Mount St. Helens Volcano, Washington, U.S.A., 1980-1984 (abs.): International Association of Volcanology and Chemistry of the Earth*s Interior, International Volcanological Congress, Auckland, New Zealand, February 1-9, 1986, Abstracts, p. 127.

(P) Waitt, R. B., 1987, Evidence for dozens of stupendous floods from glacial Lake Missoula in eastern Washington, Idaho, and Montana: in Hill, M. L., ed., Cordilleran Section of the Geological Society of America Centennial Field Guide, v. 1, p. 345-350.

(A) Waitt, R. B., 1988, Sequence and chronology of interacting catastrophic flows during first hours of the 18 May 1980 eruption of Mount St. Helens, USA, based on stratigraphy and eruption photographs (abs.): International Association of Volcanology and Chemistry of the Earth*s Interior, Workshop on Explosive Volcanism, West Indies, February-March 1988, Abstracts Volume, p. 34.

(P) Waitt, R. B., 1989, Catastrophic snowmelt and floods (lahars) caused by gigantic pyroclastic surge at Mount St. Helens Volcano, Washington, 18 May 1980: Bulletin-of Volcanology, v. 52, p. 138-157.

(P) Waitt, R. B., and Atwater, B. F., 1989, Stratigraphic and geomorphicevidence for dozens of last-glacial floods, in Breckenridge R. M., ed., Glacial Lake Missoula and the channeled scablands: International Geological Congress, 28 ^, Washington, D.C., July 9-19, 1989, American Geophysical Union Field Trip Guidebook T-310, p. 37-50.

(P) Waitt, R. B., and Davis, P. T., 1988, No evidence for post-icesheet cirque glaciation in New England: American Journal of Science, v. 288, p. 495-553.

(P) Waitt, R. B., Hoblitt, R. P., Criswell, C. W., Scott, K. Ml, Glicken, H., and Brantley, S. R., 1989, Excursion 2A: Recent volcaniclastic deposits and processes at Mount St. Helens Volcano, Washington, in Chapin, C. E., and Zidek, J., eds., Field Excursions to Volcanic Terranes in the Western United States, Volume II: Cascades and Intermountain West, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Memoir 47, p. 51-89.

72

(A) Waitt, R. B., Kamata, H., and Denlinger, R. P., 1989, Explosions andhot-rock avalanches that rapidly mobilized winter-spring snowpack at Mount St. Helens Volcano in 1980-1986 (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25-July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 199.

(P) Waitt, R. B., and MacLeod, N. S., 1987, Minor explosive eruptions at Mount St. Helens dramatically interacting with winter snowpack in March-April 1982, in Schuster, J. E., ed., Selected papers on the geology of Washington: Washington Department of Natural Resources, Division of Geology and Earth Resources Bulletin 77, p. 355-379.

(A) Waitt, R. B., and Swanson, D. A., 1986, Evolution of Columbia Plain andRiver (abs.): Geological Society of America Abstracts with Programs, v. 18, p. 799.

(P) Waitt, R. B., and Swanson, D. A., 1987, Geomorphic evolution of Columbia Plain and River, in Graf, W. L., ed., Geomorphic Systems of North America, Columbia and Snake River Plains: Geological Society of America Centennial Special Volume 2, p. 403-416.

(A) Waitt, R. B., Swanson, D. A., and Helloes, R. A., 1987, Pyroclastic flows and surges generated by rockfalls from active dome of Mount St. Helens, USA (abs.): International Union of Geodesy and Geophysics, General Assembly, XIX, Abstracts, v. 2, p. 424.

(A) Walter, S. R., 1986, Long-period earthquakes at Lassen Peak - Evidence for magma movement? (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 44, p. 1264.

(A) Walter, S. R., 1988, Long period earthquakes at southern Cascade volcanic centers (abs.): Seismological Research Letters, v. 59, no. 1, p. 30.

(A) Walter, S. R., and Dzurisin, D., 1989, The September 1988 earthquake swarm at Medicine Lake Volcano, northern California (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 43, p. 1189-1190.

(P) Warshaw, C. M., and Smith, R. L., 1988, Pyroxenes and fayalites in the Bandelier Tuff, New Mexico; temperatures and comparison with other rhyolites: American Mineralogist, v. 73, no. 9-10, p. 1025-1037.

(A) Weaver, C. S., 1987, Seismological constraints on the geometry of the Juan de Fuca plate (abs.): International Union of Geodesy and Geophysics, General Assembly, 19^, Vancouver, Canada, August 9-22, 1987, Abstracts, v. 1, p. 118.

(A) Weaver, C. S., 1989, What controls the segmentation of the Cascadevolcanic arc? (abs.): Geological Society of America Abstracts with Programs, v. 21, p. 157.

73

(O) Weaver, C. S., 1989, Seismicity of the Cascade Range and adjacent areas, in Huffler, L. J. P., Blactorell, D. D., and Weaver, C. S., eds., Workshop on geological, geophysical, and tectonic setting of the Cascade Range, Volume XLIV: U.S. Geological Survey Open-File Report 89-178, p. 74-93.

(P) Weaver, C. S., and Baker, G. E., 1988, Geometry of the Juan de Fuca Plate beneath Washington and northern Oregon from seismicity: Bulletin of the Seismological Society of America, v. 78, no. 1, p. 264-275.

(P) Weaver, C. S., Grant, W. C., and Shemeta, J. E., 1987, Local crustalextension at Mount St. Helens, Washington: Journal of Geophysical Research, v. 92, no BIO, p. 10,170-10,178.

(P) Weaver, C. S., and Halone, S. D., 1987, Overview of the tectonic setting and recent studies of eruptions of Mount St. Helens, Washington: Journal of Geophysical Research, v. 92, no. BIO, p. 10,149-10,154.

(A) Weaver, C. S., and Zollweg, J. E., 1987, Seismological studies at MountSt. Helens, USA: Implications for forecasting other volcanic events (abs.): International Union of Geodesy and Geophysics, General Assembly, 19*-**, Vancouver, Canada, August 9-22, 1987, Abstracts, v. 1, p. 202.

(P) Weir, G. W., Ulrich, G. E., and Nealey, L. D., 1989, Geologic map of the Sedona 30* by 60* Quadrangle, Yavapai and Coconino Counties, Arizona: U.S. Geological Survey Miscellaneous Investigations Series Map 1-1896, scale 1:100,000.

(P) Wells, R. E., and Hillhouse, J. W., 1989, Paleomagnetism and tectonicrotation of the lower Miocene Peach Springs Tuff; Colorado Plateau, Arizona, to Barstow, California: Geological Society of America Bulletin, v. 101, no. 6, p. 846-863.

(P) Wells, R. E., Simpson, R. W., Bentley, R. D., Beeson, M. H., Mangan, M. T., and Weight, T. L., 1989, Correlation of Miocene flows of the Columbia River Basalt Group from the central Columbia River Plateau to the coast of Oregon and Washington, in Reidel, S. P., and Hooper, P. R., eds., Volcanism and Tectonism in the Columbia River Flood-Basalt Province: Geological Society of America Special Paper 239, p. 113-129.

(A) White, R. A., 1987, Statistics of volcanic chain earthquakes in and near San Salvador (abs.): Seismological Research Letters, v. 58, no. 1, p. 9.

(P) White, R. A., Harlow, D. H., and Alvarez, S., 1987, The San Salvador earthquake of October 10, 1986; Seismological aspects and other recent local seismicity, in Olson, R. A., ed., The San Salvador earthquake of October 10, 1986: Earthquake Spectra, v. 3, no. 3, p. 419-434.

74

(P) Williams, D. L., Abrams, 6., Finn, C., Dzurisin, D., Johnson, D. J,, and Denlinger, R. P., 1987, Evidence from gravity data for an intrusive complex beneath Mount St. Helens: Journal of Geophysical Research, v. 92, no. BIO, p. 10,207-10,222.

(P) Winterer, E. L., Atwater, T. M., and Decker, R. W., 1989, The Northeast Pacific Ocean and Hawaii, in Bally, A. W., and Palmer, A. R., eds., The Geology of North America - an Overview: Geological Society of America, The Geology of North America, v. A, p. 265-297.

(P) Winterer, E. L., Hussong, D. M., and Decker, R. W., eds., 1989, TheEastern Pacific Ocean and Hawaii: Geological Society of America, The Geology of North America, v. N, 577 p.

(A) Wise, W. S., and Wolfe, E. W., 1988, Mauna Kea II: evolution of magmas (abs.): Eos, Transactions, American Geophysical Union, v. 69, no. 44, p. 1503.

(P) Wolfe, E. W., 1987, Mauna Kea summit & south flank; field trip guide book: Hilo, Hawaii, University of Hawaii, 38 p.

(P) Wolfe, E. W., ed., 1988, The Pu*u* O'o eruption of Kilauea Volcano, Hawaii: Episodes 1 through 20, January 3, 1983 through June 8, 1984: U.S. Geological Survey Professional Paper 1463, 251 p.

(P) Wolfe, E. W., Garcia, M. 0., Jackson, D. B., Koyanagi, R. Y., Neal, C. A., and Okamura, A. T., 1987, The Pu*u* O'o eruption of Kilauea Volcano, episodes 1-20, January 3, 1983, to June 8, 1984, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 471-508.

(A) Wolfe, E. W., Koyanagi, R. Y., and Okamura, A. T., 1987, Pu*u* 0*o I;setting and episodes 1-3 (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 271.

(A) Wolfe, E. W., and Morris, J., 1989, New geologic map of the Island of Hawaii (abs.), in Continental Magmatism Abstracts, International Association of Volcanology and Chemistry of the Earth*s Interior, General Assembly, Santa Fe, New Mexico, June 25- July 1, 1989: New Mexico Bureau of Mines and Mineral Resources Bulletin 131, p. 297.

(P) Wolfe, E. W., Neal, C. A., Banks, N. G., and Duggan, T. J., 1988, Geologic observations and chronology of eruptive events, in Wolfe, E. W., ed., The Pu*u* 0*o eruption of Kilauea Volcano, Hawaii: Episodes 1 through 20, January 3, 1983, through June 8, 1984: U.S. Geological Survey Professional Paper 1463, p. 1-97.

(P) Wolfe, E. W., Ulrich, G. E., Holm, R. F., Moore, R. B., and Newhall, C. G., 1987, Geologic map of the central part of the San Francisco volcanic field, north-central Arizona: U.S. Geological Survey Miscellaneous Field Studies Map MF-1959, Scale 1:50,000, 2 sheets, text, 86 p.

75

(A) Wolfe, E. W., Ulrich, G. E., Koyanagi, R. Y., and Okamura, A, T., 1987, The Pu*u* 0*o magma reservoir, middle east rift zone, Kilauea Volcano, Hawaii (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 464-465,

(P) Wolfe, E. W., Ulrich, G. E., and Newhall, C. G., 1987, Geologic map of the northwest part of the San Francisco volcanic field, north-central Arizona: U.S. Geological Survey Miscellaneous Field Studies Hap MF-1957, Scale 1:50,000, 2 sheets.

(A) Wolfe, E. W., Wise, W. S., and Dalrymple, G. B., 1988, Hauna Kea I; growth of the volcano (abs.): Eos, Transactions, American Geophysical Union, v. 70, no. 20, p. 604.

(P) Wollenberg, H. A., Sorey, M. L., Farrar, C. D., White, A. F., Flexser, S., and Bartel, L. C., 1987, A core hole in the southwestern moat of the Long Valley Caldera: Early results: Eos, Transactions, American Geophysical Union, v. 68, no. 20, p. 529-534.

(A) Wollenberg, H. A., White, A., Sorey, M. L., Farrar, C. D., and Bartel, L., 1986, Accessible core hole in the Long Valley Caldera (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 29, p. 582.

(0) Wright, T. L., 1988, Chemical analyses used to compute the averagechemical composition of rocks and glasses for geochemical units defined in the Yakima Basalt Subgroup, Columbia River Basalt Group, Washington, Oregon, and Idaho: U.S. Geological Survey Open-File Report 88- 263, 69 p.

(A) Wright, T. L., 1988, Goals and operation of the U.S. Geological Survey's Hawaiian Volcano Observatory (abs.): Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Abstracts, p. 25-26.

(P) Wright, T. L., 1988, Goals and operation of the U.S. Geological Survey's Hawaiian Volcano Observatory: Kagoshima International Conference on Volcanoes, Kagoshima, Japan, July 19-23, 1988, Proceedings, p. 168-171.

(A) Wright, T. L., 1989, Advances in volcanology since 1904 (abs.):Geological Society of America Abstracts with Programs, v. 21, no. 6, p. A170.

(A) Wright, T. L., 1989, Hot-spot volcanism in space and time: the Hawaiian example (abs.): International Geological Congress, 28***1 , Washington, D.C., July 9-19, 1989, Abstracts, v. 3, p. 384-385.

(P) Wright, T. L., and Clague, D. C., 1989, Petrology of Hawaiian lava, inWinterer, E. L., Hussong, D. M., and Decker, R. W., eds., The Eastern Pacific Ocean and Hawaii: Geological Society of America, The Geology of North America, v. H, p. 187-287.

76

(P) Wright, T. L., and Decker, R. W., 1987, Hawaiian Volcano Observatory 75th anniversary: Eos, Transactions, American Geophysical Union, v. 68, no 23, p. 570.

(A) Wright, T. L., and Heliker, C. C., 1987, Magma storage and differentiation in the Kilauea East rift zone prior to the Pu*u* 0*o eruption (January 1983-present) (abs.): Geological Society of America Abstracts with Programs, v. 19, no. 6, p. 465.

(P) Wright, T. L., and Helz, 1987, Recent advances in Hawaiian petrology and geochemistry, in Decker, R. W., Wright, T. L., and Stauffer, P. H., eds., Volcanism in Hawaii: U.S. Geological Survey Professional Paper 1350, v. 1, p. 625-640.

(P) Wright, T. L., Hangan, H., and Swanson, D. A., 1989, Chemical data forflows and feeder dikes of the Yakima Basalt Subgroup, Columbia River Basalt Group, Washington, Oregon, and Idaho, and their bearing on a petrogenetic model: U.S. Geological Survey Bulletin, 1821, 71 p.

(P) Wright, T. L., and Swanson, D. A., 1987, The significance of observations at active volcanoes; a review and annotated bibliography of studies at Kilauea and Mount St. Helens, in Mysen, B. 0., ed., Magmatic Processes: Physicochemical Principles: University Park, Pennsylvania, Geochemical Society Special Publication 1, p. 231-240.

(A) Wright, T. L., and Swanson, D. A., 1987, Eruption prediction and hazardevaluation at two volcanoes (abs.): Geological Society of AmericaAbstracts with Programs, v. 19, no. 6, p. 465.

(P) Wright, T. L., and Takahashi, T. J., 1989, Observations and interpretation of Hawaiian volcanism and seismicity, 1779-1955: An annotated bibliography and subject index: Honolulu, Hawaii, University of Hawaii Press, 270 p.

(A) Yamaguchi, D. K., and Hoblitt, R. P., 1986, Tree-ring dating of Mount St. Helens flowage deposits emplaced in the valley of the South Fork Toutle River, Washington, during the past 350 years (abs.), in Keller, S. A., ed., Mount St. Helens; Five Years Later: Cheney, Washington, Eastern Washington University Press, p. 441.

(0) Yamashita, K, M., 1989, Using the "HP-71B" hand-held computer for data entry while running first order, class II level surveys: U.S. Geological Survey Open-File Report 89-179, 21 p.

(0) Yamashita, K. M., and Doukas, M. P., 1987, Precise level lines at Crater Lake, Newberry Crater, and South Sister, Oregon: U.S. Geological Survey Open-File Report 87-293, 32 p.

(0) Yamashita, K. M., and Furukawa, B. T., 1988, Elevations and descriptions for second order level bench marks surveyed by the Hawaiian Volcano Observataory on the island of Hawaii: U.S. Geological Survey Open-File Report 88-358, 104 p.

77

(P) Yang, X.-M., Davis, P. M., and Dieterich, J. H., 1988, Deformation from inflation of a dipping finite prolate spheroid in an elastic half-space as a model for volcanic stressing, in Tilling, R. I., ed., Special Section on How Volcanoes Work, Part 2: Journal of Geophysical Research, v. 93, no. B5, p. 4249-4257.

(A) Yount, M. E., and Miller, T. P., 1987, Hazard implications of the1983-1984 eruption of Mt. Veniaminof (abs.): Geologic Hazards Symposium, Anchorage Alaska, May 12-15, 1987, Alaska Geological Society Symposium Agenda and Abstracts.

(A) Yount, M. E., and Miller, T. P., 1987, The April 1986 eruptive phase ofAugustine Volcano and associated hazards (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 276.

(A) Yount, M. E., Miller, T. P., and Fleming, M. D., 1988, Use of LandsatThematic Mapper data in interpreting the 1986 eruption of Augustine Volcano (abs.): Annual Alaska Surveying and Mapping Conference, 23 fck, Abstracts with Program, p. 2.

(P) Yount, M. E., Miller, T. P., and Gamble, B. M., 1987, The 1986 eruptions of Augustine Volcano, Alaska; hazards and effects, in Hamilton, T. D., and Galloway, J. P., eds., Geologic Studies in Alaska by the U.S. Geological Survey during 1986: U.S. Geological Survey Circular 998, p. 4-13.

(A) Zollweg, J., 1987, Seismic monitoring at active silicic volcanoes:hypocentral accuracy and its importance in interpretation of volcanic processes (abs.): International Union of Geodesy and Geophysics, General Assembly, 19 fc^, Vancouver, Canada, August 9-22, 1987, Abstracts, v. 2, p. 439.

(A) Zollweg, J. E., Harlow, D. H., White, R. A., Norris, R. D., and Guendel, F., 1986, Post-eruption seismicity at Nevada del Ruiz, Colombia; implications for the reservoir system and continued activity (abs.): Eos, Transactions, American Geophysical Union, v. 67, no. 16, p. 406.

(A) Zollweg, J., Munoz, F., Meyer, H., Harlow, D., and Guendel, F., 1987,Post-eruptive high frequency seismicity at Nevado del Ruiz, Columbia (abs.): Hawaii Symposium on How Volcanoes Work, Hilo, Hawaii, January 19-25, 1987, Abstract Volume, p. 282.

78