MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES 95

Duschak, L. H., Chem. & Met. Engr., 1210 Hobart Bldg., 582 Market St., San'Francisco, Cal. Dutton, Dewey A.. ................................... .2395 S. Fillmore St.. Denver, Colo. Duval d'Adrian. Alexander L., Pres., Mississippi Valley Research Labs.,

660 S. 18th St., St. Louis. Mo. Dwight, Arthur 9.. Min. & Met. Engr., Pres.. Dwight & Lloyd Cos.,

75 West S t New York N. Y. Dwight. E. W.. Treas., The Kingston Coal Co.. ........ ,1729 Walnut st:: ~hiladelph'ia, Pa. tDwyer, Robert E., Gen'l Auditor, Anaconda Copper Min. Co.

Room 1801, 25 Broadway, New York, N. Y. Dye, Robert E., Min. & Met. Engr.. Vipond Consolidated Mines, Ltd..

Timmins, Ont., Canada. Dyer. Bert W.. Min. Engr., District Min. Supervisor. U. S. Geol. Survey,

316 Federal Uldg.. Salt Lake City, Utah. Dyer, Frederick C., Min. Engr., Asst. Prof. of Min., Min. Bldg.. Univ of Toronto,

Toronto, Ont.. Canada. Dyer. H. H.. Min. Engr.. ........................... ,919 W. Gage Ave., Los Angeles, Cal.

................. Dyer, John Paul, Wks. Mgr Nichols Copper Co.. Box 1372, El Paso. Tex. Dykema, William P., ~ g r . , " ' ~ o u t h e r n Gasoline Cb.. ......................... .Ranger, Tex. Dynan. John L., Min. Engr ............................................... Tonopah, Nev. Wrenforth, Donald.. .................................... .2021 Bellaire St.. Denver, Colo. Dyson. Thomas I.. Met.. Australian Inst. of Min. & Met.

374 Little ~ o l i i n s St., Melbourne. Vic.. ~ u 4 r a l i a . '

................................. Eadie. John, Supt., Dolomite Coal Mine.. Dolomite, ............................... Eager. Frank J... .22 O'Connor St.. Sudbury. Ont..

....... Eagles, Homer M.. Engr.. Standard Oil Co. of N. J.,

&-Eagle. Henry Y.. Union Miniere du Haut Katanga. .2S Broadway. New York, N.

Room 1067. 26 Uroadwa~. New York. N. Y. ........................................... Eamea. L. B.. .I69 Fillmore St., Denver, Colo.

Eardley. Walter Hazen, Asst. Mgr., U. S. Smelt., Refin. & Min. Co., Newhouse Bldg.. Salt Lake City, Utah.

Eardley-Wilmot, V. L., Min. Engr., Mines Branch. Dept. of Mines. Sussex St.. Ottawa. Ont.. Canada. ............. Earling, Roy B.. Cons. Engr.. Fairbanks Exploration Co.. Fairbanks. Alaska.

-Easley. George A.. International Min. Cow.. .. .27th Floor. 29 Broadway. New York, N. Y. Easter, Henry F.. Supt., Harden Smelter, American Smelt. & Refin. Co.. .Hayden. Arir. Eastment. Somerville H., Mpr.. Brighton Coal Min. Co.. .............. .Osceola Mills, Pa.

n - E a s t o n . Stanly A.. Min. Engr., V.P. & Mgr.. Bunker Hill & Sullivan Min. & Concen- trating Co.. Kellogg. Idaho. - . . . . . . . . . . . . . . . . . . . 0 IIEastwood, L. W.. Michigan College of Min. & Tech.. . ~ o u g h & , Mich.

-Eaton Lucien Min. Engr . ................. .Room 1403, 17 Battery Pl., New York, N. Y. -aP/-~avenion. ~ o k a r d N.. Min. Ensr.. Eavenson. Alford & Hicks.

8 1300 Union Trust Blde.. Pittsburzh. Pa. Ebbutt. Frank, Geol., Britannia Min. & Smelt. Co., Ltd. .Britannia ~ e a c h , B. C., Canada. Ebeling, Octave P.. See., South American Dev. Co.. ....... .19 Rector St., New York, N. Y. Eberle, F.. Chem. Engr. & Met., Leeds & Northrup Co.. .4901 Stenton Ave., Philadelphia, Pa. Eberle, Herman R.. Asst. Curator, Geol. & Mineral Industries, Museum of Science and

Industry, 1525 E. 63rd St., Chicago, Ill. .............................. Eby. J. Brian.. ................. 1 . . Box 962, Housbon, Tex. ................... IIEckel. John Edward. Pet. Engrg. Dept.. Humble Oil Co.. Houston. Tex. ......................... Eckert, A. R., Chief Engr.. Colony Coal & Coke Corp.. Hazard, Ey.

................. Eckfeldt. Howard. Prof., Min. Engrg., Lehigh University Bethlehem, W. IIEckrote. Kenneth R.. U. S. Gypsum Co.. 58th St. & Schuylkill River, Philadelphia, Pa. Eckstorm. Paul F.. Philadelphia & Reading Coal & Iron Co.. .......... .Mahanoy City, Pa. tEddelman, W. S., Jr.. Mine Foreman. Cia. Minera de Penoles.

Sierra Mojada, Unidad, Esmeralda, Coah., Mexico. bs -+Eddy. cI rbin T.. A l . f ~ e d Noble Prize. 1932: Instructor in Met.. Michigan College of Min. & Tech.. Houghton, Mich. "

Eddy, Harold C., Chiei Engr., Petroleum Rectifying Co. of California, Security Title Insurance Bldg., 530 W. 6th S t , Los Angeles. Cal.

.&Eddy, Lawrence. ARMCO Plant, Shotton Div., Hawarden Bridge Steel Wks., Shotton. Chester. England. ............................................. Ede. J. A., Cons. Min. Engr.. La Salle, 111.

Edelen, A. W.. Asst. Mgr., American Smelt. & Refin. Co.. . . . . .Angangueo, bfich.. Mexleo. Edgeworth. Joseph Edward, Supt., Lion Coal Co.. ..................... Rock Springs, Wyo. tEdmonds, R. W.. U. S. Smelt.. Refin. & Min. Co.. ............. l State St., Boston, Mass. Edmunds. Gerald, Investigator, Research Div., N. J. Zinc Co.. ........... .Palmerton. Pa. tEdward. Albert I . . . .................................. ..3210 Arthington St., Chicago, Ill. tEdwards. Everett Carlyle. Geol.. Prairie Oil & Gas Co.,

453 Roosevelt Bldg., Los Angeles, Cal. Edwards. Hugh Robert. Chief Engr., Anglo-Oriental Min. Corp.. Ltd.,

55/61 Moorgate. London, E. C. 2, England. ?Edwards, J. I.. Mgr., Rock Drill Div., Chicago Pneumatic Tool Co.,

- 6 E. 44th St.. New York, N. Y. -- Edwards, M. G.. Geol.; Shell Co. of California.. . . . . . . . .Higgins Bldg.. Los Angeles, Cal. .................................................. Edwin. John. . .Box 132, Freeport, Tex. Eells. Howard P., Jr.. Pres., Dolomite, Inc . . ......... .l510 Hanna Bldg.. Cleveland, Ohid.

C. Wiley, Draftsman, Otis Elevator Co. .......... ,260 11th Ave., New York N. Y. gun. John J.. Met., Union Carbide & Carbon Research Labs.. Inc., Long Island it;. N. Y.

Egbert. R. 0. B., Civil & Min. Edgr.. ............ ,139-28 87th Ave.. Jamaica. L. I., N. Y. Egeberg. B., Met , International Silver Co ................................ Meriden. Conn.

For explanation of symbols. see page 66.

I 96 MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES

1 Egleston. 0. J . ~ e n ) l Mgr.. Fairbanks hxp~oration Do..-Hammon Cons. Gold Fields. Fairbanks, Alaska.

j , w E g l o f f , Gustav, Pet. Tech., Dir.. Research, Universal Oil Products Co.. Strauss Rldg.. Chicago, Ill.

Ehle, Mark. Prof.. Min. Engrg., Univ. of Arizona. Univ. Sta.. ............ .Tucson. Ariz. 0 -Ehlen. M. C.. V.P., Crown qentr-l Pet. Corp.. 14th Floor, Post Dispatch Hldg., Houston, Tex.

Ehnbom, L.. Asst. Gen'l Mgr. & Engr., Charge of Operation. Piermont Mines, Inc., Arlrum via McGill. Nev.

Eiehrodt, Charles W.. Nichols Copper Co.. ...................... .Laurel Hill. L. I., N. Y. t t i lers , K. Fritz. Min. Engr.. .............. .Room 5002 233 Broadway New York. N. Y.

W E i l e r s . Karl. Met.. ......................... Suite 5001-4: 233 roadway: New York. N. Y. . IIEilertsen, Donald Elton. Engr. U. S. Gypsum Co.. ....................... Plasterco, Va. .Eilertsen, Nils A.; Chief Min. ~ n g r . , Noranda Mines, Ltd.. . . . . . .Noranda. Que.. Canada. EIrich. Constance Grace, (Miss), Pct. Geol., Gypsy pi! Co.. . . . . . . . . . .Box 661, Tulsa, Okla. E~sele. George J., Asst. Gen'l Supt., Oliver Iron Mlnlng Co.. ....... .Iron Mountain. Mlch. Ekloff, V. E., Magma Copper Co.. ............................. Box 474. Superior, Ariz. tEl-Difrawi. Abdel Hamid, Dept. of Mines. ................................ Cairo. Egypt. Eldred. Byron E. Cons. Enzr.. ........................ ,226 E. 73rd St.. New York. N. Y.

. Elfred. Frank Stillman, Jr.. Sales Mgr.. Evans-Wallower Zinc Co., Monsanto P. O., East St. Louis, Ill.

Elftman, Arthur Huao. Min. & Pet., Geol. & Enpr.. Room 1007, 690 Market St., San Francisco, Cal.

Elias. Gwyn. Dist. Engr. & Mgr., Phoenix Oil & Transport Co., Ltd.. Moreni. Prahova. Romania. hJI - tElkan. Benno, V.P., International Minerals & Metals Corp.,

Room 1660. 11 ~koadway. New York. N. Y. Elliott. Floyd ~ a k i m a n . . ......................... .South & 11th Sts.. Rapid City, S. D. 1 4- Elliott, George Reginald. Dist. Pet. & Natural Gas Enzr..

Province of Alberta. Lethbridge Alta. Canada. Elliott. John E.. Pet. Engr., Pres., Elliott Core Drillinz Co.. .... .Box 55: ~ a & o o d , Cal.

......... Elliott. S. R.. Min. Gen'l Supt., The Cleveland-Cliffs Iron Co.. .Ishpeming, Mich. Ellis, E. E., P-, universal Ekploration Co. .. .Room 2013, 71 Broadway, New York, N. Y. GhLCl' n l i g E. Y., Mln. Engr.. .......................................... .Box 433. Joplin, Mo. Ellis, Ernest W.. ..................................................... .Grass Valley. Cal. Ellie. George L.. ....................................... .436 S. 48th St.. Philadelphia, Pa. *Ellis. J. H. Northrop. Geol., Western Gulf Oil Co..

1221 Subway Terminal Bldg., Los Angeles. Cal. tEllis, James, Field Mgr.. The Indo-Burma Pet. Co.. Ltd. .Box 1069, Rangoon, Burma, India. *Ellis. L. L., Jr.. Min. Engr.. Cerro de Pasco Copper Corp.. ........... .Mor?cocha. Peru. Ellis. Owen William, Met. Engr.. Ontario Research Foundation,

47 Queen's Park Toronto Ont. Canada. Ellj% William C.. Met.. Bell Telephone Labs.. ........... .463 ~ e ' s t St., N&W ~ d r k , N. Y. Ellis. Wtlliam N Lead Smelter Supt., Cerro de Pasco Copper Corp.. ....... .Oroya. Peru. Ellison Robert s:. Pres. Stanolind Crude Oil Purchasing Co.. . . . .Box 2027, Tulsa, Okla. t ~ l l ~ ~ n ) . C. W., Chief ~ h z r . . Lake Shore Mines Ltd.. ..... .Kirkland Lake,. Ont., Canada. Ellsworth. John T., Plant-Mgr., Industrial Dev. korp.. .747 Barnum Ave., Bridgeport, Conn. Elmendorf. William J.. ............................... ;. . ,906 Allison St.. Seattle, Wash. Elmer. William W.. Cons. Min. Engr . . ... .Myler Bldg.. 84 W. Park St., Portland, Ore. tElrod. William Herbert..: .................................. ,613 17th St., Golden. Colo. *Elshere. Donald H., Jr. Met. Engr., Anglc-Chilean Cons. Nitrate Cchrp..

Casilla 15, Tocopilla. Chile. ~ l a i n g . M. J., Min. Engr. & Geol.. ........................ .I227 E. 2nd St.. Tucson. Ariz.

5-El ton. J. 0.. Mgr.. International Smelt. Co: ...... ,818 Kearns Bldg., Salt Lake City, Utah. Ely. Fred B.. Pet. Geol.. ........................ ,570 Lexington Ave., New York, N. Y. Elp, Robert H., Min. Engr., Asst. Supt. for Fee Owners,

301 McKinley Ave.. Eveleth. Minn. Emanuel, L. V.. ......................................... 616 E. 11th Ave.. Denver, Colo. Emens. Warren H.. Min. Engr., Th? Mining Corp. of Canada, Ltd.,

Box 918. Cobalt, Ont., Canada. Emerson, Edward H., Cons. Min. Enpr.. ............ ,122 Livingston St., Brooklyn. N. Y. Emerson. L. W.. Engr., United States Smelt., Refin. & Min. Co.. .l State St.. Boston, Mass. Emery. Alden H.,.Asst. to 'Chief Engr., Experiment Stations Div., U. S. Bureau of Mines,

Washington. D. C. Emery. Augustus ~aehe lde r . . . . . . . . . . . . . . . . . . . . . . . .Box 36, Messina, Transvaal. S. Africa. Emery, Cyril J., Min. Engr., Gen'l Supt., North Broken Hill, Ltd.,

Box 138. Broken Hill. N. S. W., Australia. Emery. William, Jr . , Pres., The Cambridge Collieries Co.,

1060 Rockefeller Bldg.. Cleveland. Ohio. .................... Emery, Wilson B., Geol., The Ohio Oil Co.. .Box 1079, Casper, Wyo.

. Emilio S. Gilbert. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Winter St.. Salem, Mass. (k-Ii'mlad, Harlan S.. The Goldfields American Dev. Co.. Ltd. ,233 Broadway. New York, N. Y.

(Eu- Emmanuel, Arthur B.. Min. .E,ngr.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .R. D. 3, Dallas, Pa. Emmel. Rudolph, Supt., Northern Peru Min. & Smelt. Co.. . . . . .Casilla 162. Trujillo, Peru. Emmens, Newton W., Cons. Min. Engr.. ............ ,1411 4th Ave. Bldg.. Seattle, Wash. ?Emmerean. E. 'ROY. Min. Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Port Arthur Ont. Canada. Emmons, Carolus D., Mining. ......................... .Multnomah Hotel, '~ort1;nd. Ore. Emmons,. Joseph V.. Met.. The Cleveland Twist Drill Co..

3284 Chadbourne ~ d . Cleveland, Ohio. Emmons, William H.. Geol., Dir., Minn. Geol. Survey, Univ. of ~ i n n e s o i a .

Minneapolis, Minn.

For explanation of symbols, see page 65.

. , C

MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

Emrath . Phillip Caseily . Asst . Prof . Min . Engrg., Min . Dept .. Univ . of Kentucky. Lexington. Ky .

. *En& . Ernest G., Chief Chem., Foote ~ i n e r i l Co 1ne . 1609 Summer S t . Philadelphia P a . fEndwei6.s. J . A.. Guggenheim Bros ........... ~ 2 m 3583. 120 Broadway. 'New York. N . Y .

Engel. Abraham L . Mill . Engr .............. 3755 79th St.. Jackson Heights . L . I.. N . Y . I 3 ngel . Rene. Dept . of Geol .. California Ins t . of Tech ...................... Pasadena. Cal .

.... ... Engelder . Oscar G.. Min . Engr ................. R. F . D . No . 2. Box 230 B . Phoenix. Aria . .................. Engelmann . E . W .. Supt .. Magna Plant. Utah Copper Co Magna . Utah .

Engels . Andrew . L .. Mech . Engr .. Champion Copper Co ................ . . . . . . .Fred a. Mich . ........................ . Engle . Edgar W.. Met.. Fansteel Products Co.. Inc No Chicago . I11 .

....................................... Englehsrt . G . W, Min . Engr Box 96. Douglas . Aria . ................................................ . +Endeman . Roli Apt 10. Matanzas. Cuba . F -English. Walter A., Superior Oil Co . of Caliiornia . 1100 National City Bank Bldg .. Los Angeles. Cal .

Ennis . Richard J .. Gen'l Mgr., McIntyre Porcupine Mines. Ltd ..Schumache r. Ont .. Canada . Enos . George M.,'Asst. P ro i . o i Met .. Chemistry Bldg., Univ . of Cincinnati.

Cincinnati . Ohio . Eno s. Herbert Cory .......................... 1203 Hollingsworth Bldg .. Los Angeles . Cal . IIEntrekin . LeRoy Jackson ..................... 1110 E . Lincoln Highway. Coatesville. P a . Entrekin. Paul B .. Supt.. Bethlehem Mines Corp .............. .Cornwal I. Lebanon Co .. P a .

w - E n z i a n . Char1 ea, Chief Eng r .. Consolidation Coal Co . . . . . . . . . . . . . . . . . . . Fairmont. W . Va . Eppelsheimer . D .. Jr.. Cons . Engr .. The American Rolling Mill Co ..... .Middletown. Ohio . Epstein. Samuel . Met.. Battelle Memorial Insti tute . . . . . . . . . . . . . . . . . . . . . .Columbus. Ohio . Eraamus. H . de Wet. Research Engr .. Union Carbide & Carbon Research Labs., Inc ..

Thompson Ave . & Manley St., Long Island City . N . Y . Erb. J . Th .................................... .Van Dorpstr . 9. The Hague . Netherlands . . .. ...... . . . Ercanbrack. H Edmund. Works Engr The Hegeler Zinc Co R. R 8 Danville. I11 Erdlets. Joseph F . B .. Jr.. Min . Engr ........... .Room 807. 25 Broadway. New York . N . Y . Erdman. Emery G .. Div . Engr.. Susquehanna Collieries Co ................ .Shamokin. P a . tErdmann. Charles Edgar . Asst . Gml .. U . S . Gml . Survey.

623 Custom House Bldg., Denver. Colo . ....................................... -Erdofy . Marwell E 120 Wall S t .. New York. N . Y . r*k Brickson . Arthur. Mech . Engr .. United States Smelt., Refin . & Min . Da. 1005 Newhouse Bldg., Salt Lake City. Utah .

Ericson. Eric John . Chief Chem.. Standard Forgings Co ................ .East Chicago. Ind . ............................................... . *Ericson . Norman J Box 596 . Reno . Nev . Ericson; Rudolph . Gen'l Supt.. Davidson Ore Min . Co ................... Iron River . Mich . IIErion . Richard L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1112 Arap hoe S t .. Los Angeles. Cal . Erni . Arthur. Geol ................. Landhaus Knlly . Trimbach. I t . Solothurn . Switzerland . Ersuiaea. Ruben. Gen'l Mgr., Empresa Minera San Juan. Ltd .

Choquebamba. Chimbote. Peru . Eaeher. Frank. Min . Pet . Institute der E.T.H . . . . . . . . . . . . .Sonneggstr.. Zurich. Switzerland . . Esenwein. I . A., Sales Engr., Elmore Centriiugal ~ r o d u c t s Corp.,

6527 Manchester Ave., S t . Louis . Mo . F-&pie: F; F.. Asst . Min . Supt .. ~ u r m d c o r p ............. .Bawdwi n. N . S . S .. Burma. India .

&-&tabrook . Edwanl L- Pet . Engr., P a n American P e t & Transport Co .. 122 E . 42nd S t .. New York . N . Y .

Estabmok . W . A ........................................................ Black Bear. Cal . a - Estep . Frank L.. V.P.. Perin Engrg . Co.. Inc ........... 11 W . 42nd St.. New York . . N. Y . Ettlinger . I . A .. Min . G?l . & Engr .......... ..Room 1409 . 149 Broadway. New York. N . Y . Eusti s. Angostus H.. Mln . Engr .............................. 131 State St.. Boston . Mass . Euetis. Frederie A.. Cons . Engr ... ..'.. ...................... 131 Sta te St.. Boston . Mass . Eustis . William E . C .. Min . & Smelt ......................... 131 Sta te St.. Boston . Mass . Evans . Cadwallader . Jr., Cons . Engr., Gen'l Mgr .. The Hudson Coal Co ..

Wyoming Ave .. Scranton . P a . w E v a r Charles E . Designing Eng r .. Barber Greene Co ....................... Aurora. Ill .

Evans . Charles Tyndale. Met .. Cyclops Steel Co ............................ Titusville P a . E m . George W.. Cons . Coal Min . Engr ........ 319 Miners Bank Bldg .. Wilkes.Barre. P a . Evans . Harry J ......................................... Apt . 17. Saltillo. Coah.. Mexico . E w n s . J . Claire. V.P.. The Denver Fi re Clay Co ......... 1742 Champa St.. Denver. Colo .

--Evans . James Rowlands. Cia . de Diamantes iie Angola . Mossamedes . Angola. P.W.A. via Lisbon . ' t ~ v r u ; Y . Albert. Elkhorn Piney Coal Min . Co ........ .Wharto n. Bmne County. W . Va .

tEvans. Mark . Foreman. Wallace Silver-Lead Mines Co .......... Box 39. Wallace. Idaho . Evans . Robert Allison .............................. 963 Anderson Ave .. New York . N . Y . Evans. Samuel . Chairman & Mngng . Dir., Crown Mines.

Corner House. Johannesburg . Transvaal. S . Africa . Evans, T.. Pres .. The Cananea Cons . Copper Co ................... .Cananea. Son.. Mexico .

.................. . . . . vans W F.. Min Engr.. New Jersey Zinc Co (of Pa . ) . Franklin. N . J . Eveland. A . John ............................ 3750 84th St.. Jackson Heights . L . I.. N . Y . +Everhart. John L ................................... 473 Morris Ave.. Elizibeth. N . J . +Everit. Richard Sturtevant. Min . Engr . & Geol., San Vicente Min . Co ..

San Vicente. Sin., Mexico . IJEverly Paul D..' Engr.. Pittsburgh Coal Co ............................. .Pittsburgh. P a . ~ v e s m i t h . Hansen. Pres . & E n g i .. Evesmith Corp ......... 310 8th S t . South. Fargo . N . D .

IEvesipith . Ruggles Wilson. Student. North Dakota Agricultural College . . . . . .Fargo. N . D . tEwing. John A .. Atty..at.law ................... First .Nationa1 Bank Bldg.. Denver. Colo .

............................................. *Ewoldt . Harold B .. Min . Engr Galena. S . D . Eye. Cnyde M., Min . & Met . Eng i.. States R ~ D .. Benguet Cons . Min . Co ..

1107 Hobart Bldg., San Francisco. Cal . ~ y o u d ~ j e v a d ......................................... 3 2 Fu r r Dr.. San Antonio . Tex . tEzcurra . Thomas M .............................. Charcas 1173. Buenos Aires . Argentina . .

For explanation o i symbols. see page 65 .

98 MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

Faber . Paul. Dir., Acieries de Champagnole . lice de la Mairie . La Courneuve (Seiine). France .

Fabian . Francis G.. Investigation & Finance Corp ......... 141 W . Jackson S t .. Chicago. I11 . Fackenthal. B . F .. Jr ................................................... Riegelsville . P a . Fagadau . Simeon H .. Engr ............. 601 Hamilton Bldg.. 900 8th St.. Wichita Falls. Tex . Fahrenwald. A . W Prof . of Met School of M~nes . U n ~ v e r s ~ t y of Idaho ... .Moscow. Idaho . Fahrenwald F . A . Cons Engr . .':. ....... 11538 Longwood Dr Morgan Park . Chicago . I11 . Fahringer . 'Walter . SUP^.. Lehigh & Wilkea-Barre Coal Co .................. .Audenried. P a . Falrbairn . Charles T ........................ 1006 Webb Crawford Bldg Birmingham. Ala . tFairbank . Chailes O., Pet . Engr., Mgr., Fai rbank Estate Oil ~roperti'e's.

Petrolia . Ont .. Canada . Fairchild . 8 . E .. J r .. Pres.. Cruse Kemper Co ................................ .Ambler. P a . Fairchild . Sidney A.. Min . Engr ........................ Apt . 65. Monterrey. N . L.. Mexico . Fairlie .. M. F., Min . Engr .. The Min . Corp . of Canada . Ltd.,

350 Bay S t .. Toronto 2. Ont .. ~ a n a d a . Fairweather . Andrew . Min . Engr., Mine Supt .. Broken Hill South. Ltd .. South Mine .

Broken Hill. N . S . W., Australia . Falco. Arturo Ruiz. Engr . of Mines. Mngng . Dir., Sociedad Anonima Minas de Cartes.

Torrelavega . Prov . Santander. Spain . Fancher . waiter Johnson . Mine Supt .. White Caps Gold Min . Co ......... .Manhattan. Nev . Faneuf. S . C.. Min . Engr.. Amparo Min . Co ....................... .Etzatlan. J a l .. Mexico . Farish, C . S . T ............................................ Mahr Tunnel. Peru. via Lima . Farish. Fred G .. Cons . Min . Engr .............. .4 2.67 Kissena Blvd.. Flushing . L . I.. N . Y . F a r i a . George E, Cons . Min . Engr ........................ 25 Broad S t New York N . Y . tFarish. Linn M.. Foreign Dept.. H . L . Doherty & Co ........ 60 Wall s;.'. New ~ o r k : N . Y . tFarmin . Rollin. Geol.. International Smelt . Co ............................. Eureka . Utah . Famham L . L .. Min . Eng?. American Metals . Inc .......................... Darwin. Cal . Farny . ~ k r g e W .. Cons . Mln . Engr ................ Craftsman Farms. Morris Plains . N . J . Farr . T . H . Powers J r ................................. 417 W . 121st St.. New York. N . Y . Farrand . Elbridge ~ a c o n . Chief Engr .. Cannelton Coal & Coke Co . & Lake Superior Coal

Co., Cannelton. W . Va . Farrant. J . Clifford. Engr .................. 11 Southampton Row. London. W . 1. England . Farrar . B . L ............................................. 1127 Montana St.. El Paso Tex . IIFarrar . Willard . Missouri School of Mines & Met ............................. .~oll; . Mo .

F - ~ a r r e l l . J . G .. Chief Mine Engr .. Andes Copper Min . Co .................. .Potrerillos. Chile . -Farrell. James A .. Pree.. U . S . Steel Corp ....... Room 1817. 71 Broadway . New York. N . Y . -v$# Farrell . W . E .. Pres.. Easton Car & Construction Co ....... 10 E . 40th S t . New York N . Y . . &',&~~th . A . E .. Gedl .............................. Room 2112 . 41 Trinity PI .. New ~ o r k : N . Y .

Faulkner . Robert Bethlehem Steel Co ..................................... .Lebanon P a . tFanre. Jarnuas 'A., Administrateur Directeur Adjoint. Socia6 des Mines de ~ i n ' e du

Guergour . Algeria . Africa . Fawcett . Lewis Hooff. Met . Engr .. U . S . Naval Gun Factory .............. Washington. D . C . tFawcett . T . S . C .. Hayden Gold Mines. Ltd ...................... .Timmins. Ont.. Canada .

F-Fay. Albert H.. Cons . Min . Engr ....................... 245 Forest Ave .. Glen Ridge. N . J . F -Fear . Thomas G .. Safety & Transportstion Engr .. The Consolidation Coal Co .. Watson Bldg .. Fairmont . W . Va .

Fee& . L . V.. Geol.. Ohio Oil Co .......................... 941 S . Williams S t .. Denver. Colo . Fei l4 Alexander L., J . E . Johnson Jv . Award A.I .M.E. 1 9 2 3 Pres Alloy Research

~ o r i . ~Aney's Lane & ~enAsylvaAia R."R .. Baltimore . Md . IlFeiss . Julian William . Min . Geol . & Engr., Crowell & Murray . Inc ..

2830 Washington Ave., N . W., Cleveland. Ohio . Feldtmann . William Robert ............... .Grootfontei n. Southwest Africa. via Cape Town . tFeledy Charles F Met . Engr ................... 213 Spring St.. Bellevue. Pittsburgh . P a . Fell. ~ L r o ~ d B .. ~;es.. Simpson-Fell Oil Co ...................... Box 778 Ardmore Okla . tFelton. Cornelius C.. Calumet & Hecla Min . Co ........ 12 Ashburton ~ l & e . ~oston.' Mass . Fenner. Clarence N., Petrologist. Carnegie Institution. Geophysical Laboratory .

.280 1. Upton St., Washington. D . C . Ferebee. Leigh Came. Sec.. Norfolk- Coal & Ice Co ............ 545 Front S t .. Norfolk . Va . Ferguson . C . V.. Reaearch Engr .. General Electric Co ................. .Schenectady. N . Y .

-Fergmson Claude Granada Gold Mines Ltd ....................... .Rouyn. Que . Canada . ~ e r g u m n : Henry b .. Geol.. U . S . ~ e o l o g ~ c a l Survey ..................... . ~ a s h i n i i o n . D . C . Ferguson R . N.. Cons . Pet . Engr . & Geol .... 547 Subway Terminal Bldg.. Los Angeles . Cal . t ~ e r n a l d : Henry B., Loomis. Suffern & Fernald .. 14th Floor. 50 Broad St.,. New York. N . Y . Fernandez. A . L. Min . Engr .............................. Apt. 27. Parral. Chih .. Mexico . Fernandez.Ladreda . Jose Maria .............................. Jovellanos 38. Oviedo . Spain . . . ........................................... . tFernandini E P .La Riva 400. Lima. Peru Ferrier . W . F.. Min . Engr . & Geol .............. 87 Harper Ave .. Toronto 5. Ont.. Canada . F e m n .. Robert D .............................................. Casilla 24. Arequipa. Peru . Ferry . Charles .......................................... 886 Main St... Bridgeport. Conn . Ferry. Douglaes Hewltt. Cons . Placer Min . Engr ...................... ..Rogue River. Ore .

--~erry . William Montague. V.P. & Mngng . Dir., Silver King Coalition Mines Co., 1014 Kearns Bldg .. Salt Lake City . Utah .

Fetherston . John T.. Selden Co .................... McCartney St.. W . E.. Pittsburgh. P a . Fettke. Charles R .. Cons . Geol.. Prof . of Geol . & Mineralogy. Carnegie Inst . of Tech . . .

Pittsburgh. Pa / *Fetz. Ericb K . H., Met . Research Engr., Atha Wks., Research Lab., Cmcible Steel Co . of i

America . Harrison. N . J . Fiekes Edwin 8 .. V.P .. Aluminum Co . of America . . . . . . 2411 Oliver Bldg.. Pittsburgh . PB . Firkes: h a n k Akin . Supt . of Mines. Aluminum Ore Co ............... .East S t . Louis. Il l . *Fiedrich . . William C .. Jr., Aast . Met., Federal Mogul' Corp ..

11031 Shoemaker Ave . Detroit Mich . Field . A . J., Met . Engr .. The British Aluminum Co., Ltd . . 122 E . 42nd St., ~ e w ~ o r k : N . Y\

For explanation of symbols. see page 65 . '\ '\

MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES 99

Field. Burnham E. Union Carbide & Carbon Research Labs, Inc.. 30 E. 42nd St.. New York, N. Y.

Field. Thorold F.. Min. Engr. Congdon Estate. . ....... .SO7 Lonsdale Bldg.. Duluth. Minn. Fieldner. Arno C.. Chief ~ n g ; . , Exper. Stations Div., Bureau of Mines. .Wash;ngton. D. C.

Milton H.. V.P., DeBardeleben Coal Corp., 10th Floor, Southern Railway Bldg.. Birmingham, Ala.

Fife. William. Supt., Mercury Corp. of America.. ................. .Santa Margarita. Cal. Filteau. Charles Alexander, L a Mirle Mine.. ........................... .Ibague. Colombia. Finch. Elmer H., Atlantic Oil Producing Co ........... ,311 Milam Bldg.. San Antonio, Tex: Finch. John Wellington. Geol. & Engr., Dean, Idaho School of Mines. ...... .Moscow. Idaho. Findley. Alvin I.. Editor. The I r o n Age. ........... ..239 West 39th St., New York. N. Y. fink. &]in Garfield. Electrochem, Research Engr., Head, Div. of Electrochemistry,

Columbia Univ., New York, N. Y. Fink, William N., Min. Engr., Gen'l Mgr., Cusi-Mexicana Min. Co.,

Apt. 4, Cusihuiriachic, Chih.. Mexico. , . Finkeldey, William H.. Met. ~ n & . . Singmaster & Breyer,

420 Lexington Ave., ' ~ e w ~ o r k . N. Y. Finlay, J. 9.. Mine Supt., International Smelt. Co .......................... .Eureka, Utah. ...... - OApl-FInla~. James R. Room 1936, Bank of Manhattan Bldg.. 40 Wall St., New York, N. Y. Fiseher, Ar thur Herman. Research Chem. & Met.. Guggenheim Bros. Labs..

3771 10th Ave.. New York, N. Y. Fiqcher, Otto, Geol., Owens, Libbey & Owens Gas Dept.. ... .Box 1376, Charleston, W. Va. IIFlsh. Laurence E.. Chile Exploration Co.. ....... .Chuquicamata. Chile, Via Antofagasta. Fishback. Martin Min. Eng r .................................... Box 1812. Tucson. Ariz. Fisher. Alfred, d e m . Engr.. Universal Oil Products Co., 310 S. Michigan Ave., Chicago, Ill. Fisher. D. Jerome. Assoc. Prof. of Geol., Univ. of Chicago.. . .Rosenwald Hall, Chicago, Ill. Fisher, Edward J. P.. Metallographist, Keystone Steel & Wire Co.. ........... .Peoria. Ill. Fisher, George Kingsbury. Met. E n g r . . ......... . I2 Rockledge Road, Saranac Lake, N. Y. Fisher, James. Prof.. Mathematics & Physics. Michigan College of Min. & Tech.,

Houghton, Mich. Fisher, James H., Gen'l Supt., Rosoff Subway Construction Co., Inc.,

521 5th Ave., New York. N. Y. Fisher. Norman R., Cons. Min. Eng r . . ..... ,132 St. James St., W., Montreal, Que., Canada. Fisher, Thomas, V.P., The Berwind-White Coal Min. Co.,

1100 Commercial Trust Bldg., Philadelphia, Pa. IIFisk, Henry Grunsky. Petrographer, Universal Portland Cement Co.,

Buffington Plant, BuEngton, Ind. Fiake. C. P., Chief of Spelter, Palmerton Works, New Jersey Zinc Co.. of Pa.,

Palmerton. Pa. .............................. -Fitch. Cecil Supt., Chief Consolidated Min. Co Eureka, Utah.

5 - F i t c h , ~ o w i r d W.. Min. Engr., Asat. t o Geol., Chief Cons. Min. Co.. ....... .Eureka, Utah. ....................... Fitch. Max B.. Min. Engr . . ,855 N. McCadden Pl., Holl~wood. Cal.

................................... Fitch. W. H.. Carborundum Co.. .Perth.Amboy. N. J. Fitch, Walter. Pres.. Chief Consolidated Min. Co.. ........................ ..Eureka. Utah. Fitch, Walter, Jr.. Shaft & Tunnel Contractor, Walter Fitch. Jr., Co.,

619 Ocean Blvd.. Coronado. Cal. .................................... Fitzgerald. John M .I43 Liberty St.. New York. N; Y. ........................ a - F i t z g e r a l d . Lloyd G:, Min. Eng r . . Box 194, Hazard, Perry Co.. Ky.

.................................. JIFithugh. Edward F.. J r 1102 N. 19th St., Boise. Idaho. ................. Fitzpatrick. Eugene, Chem.. Nichols Copper Co. Laurel Hill. L. I., N. Y. ........................ Flagg. Arthur L Cons. Eng r . . ,306 Goodrich Bldg.. Phoenix. Ariz. .................. tFlagg, Frederic; P.. Chief Chem., Waltham Watch Co. .Waltham, Mass. ............................... Flagg Stanley G.. Jr. .I421 Chestnut St., Philadelphia, Pa. ..... Flahe;ty. J. H.. Met.. Aliquippa Wks., Jones & Laughlin Steel Corp.. .Aliquippa. Pa. - Flanagan, Joseph M.. Oglebay, Norton & Co.: care U. R. T., Vecherney Kut,

Krivoirog, U. S. S. R. 3 - F l a n a g a h . Victor Evan.. United Engineers & ~ o n s t r u c t o ~ s , Inc.

112 N. road St.. Philadel~hia. Pa. ..................................................... *Fleiechman C L L a Jara. Colo. Fleming, A.'P. 'M.,' Special Director & Mgr., Research & Education. Metropolitan Vickers

Electrical Co.. Trafford Park, Nr. Manchester. England. ..... Fleming, Andrew A., Chief Chem. & Met., Dominion Arsenal. . .Quebec, Que., Canada.

Fleming. Edward P., American Smelt. & Refin. CO., 700 McCornick Bldg., Salt Lake City, Utah.

Flemlng, Henry S., Cons. Engr., Henry S. Fleming Co., Inc.. 1 Broadway, New York, N. Y. ..................... tFlemmng, Matthew C.. Lawyer. . .20 Exchange Pl., New York, N. Y. . +Fleming, Richard T.. Attorney, Texas Gulf Sulphur Co.. .75 E. 45th St., New York, N. Y. ..................... Fleming, Robert Moflatt, Min. Engr., Ebensburg Coal CO .Colver, Pa. ......................... Fleming. Russell Clark . . ,550 S. Norton Ave., Las Angeles, Cal.

Fleming. W. W.. Mln. Engr., Dist. Min. Supervisor, Mineral Leasing Div., U. S. Geol. Survey, McAlester. Okla.

Fletcher, Garner. Mgr. of Mines. Mallory Coal Co. & Pond Creek Yoca. Go., Room 712, Robson & Prichard Bldg.. Huntington, W. Va.

........... Fletcher, H. W., Chief Enar., Hughes Tool Co.. ,300 Hughes St., Houston, Tex. Fletcher. J. H.. Member of Firm, Allen & Garcia Co.,

McCormick Bldo.. 332 S. Michigan Ave., Chicago. Ill. ............... Fletcher, William G.. Supt. of Mines. Inland Collieries Co.. .Indianola, Pa. Flinn. Alfred D.. Dir. & Sec.. United Engrg. Trustees. Inc.,

29 W. 39th St., New York, N. Y. *Floe, Carl F., Instructor of Met. & Metallography, State College of Washington.

Pullman. Wash. ........ *Flwd. H. Lee, Engr., Engrg. Construction Dept., Empire Cos. .Bartlesville. Okla.

For explanation of symbols, see page 65.

+Flood. Richard J., J r .. Liaison Div .. The Roessler & Hasslacher Chemical Co .. 350 5th Ave .. New York. N . Y .

Cll\t-+Floyd . F . W, Geol.. The Carter Oil Co ............................ ..Box 2046 . Tulsa . Okla . *Floker . Robert A .. Engrg . Staff . Homestake Min . Co ............ .'. .......... .Lead. S . D .

.............. Flynn . A . E .. Prof . of Min .. Nova Scotia Tech . College Halifax. N . S .. Canada . Flynn. Edmund J .. Chem . Engr .. Acting Chief. Lithopone Dept .. New Jersey Zinc Co . of P a ..

Palmerton. P a . IIFlynn . Francis Edward . Supervisor. Maintenance of Way. Pennsylvania R . R.,

West Brownsville . P a . F l ~ n n . Francis N .......................................... 1933 S . 3rd Ave.. Maywood. 111 . . S - Flynn. J . G .. Supt .. Shattuck-Denn Min . Corp ............................. .Bisbee. A r ~ z . Foeht . Louis . Chief Engr., State Board of Taxes & Assessment

State 'office Bldg . Trenton. N . J . *Focke. Arthur E ................................. 5262 Kenwood Ave.. fndianapolis. Ind . Foester . Hallard W .. Min . Engr ........................ 406 Cincinnati S t .. El Paso. Tex . Fohl . William E, Con$ . Min . Engr ...................... 1209 House Bldg.. Pittsburgh . P a . Fohs . F . Julius. Cons . Oil Geol ......... .Suite 1207-8-9 61 East 42nd St.. New York. N . Y . Fokker . Anthony . Managing Director of Billjton ~aats 'chappij.

Prinsessegracht 21. The Hague Netherlands . Foley. Charles Bruce .................................................... ~ d h r e s s Wanted . *Foley. Edward ....................................................... .Hughesville. Yont . Foley . Francis B .. Met .. Supt . of Research. The Midvale Co ... .Nicetow n. Philadelphia. P a . ........................ Folger. Anthony. 011 Geol.. Gypsy Oil Co Box 1144. Wichita; Kan . +Folk J . W Prod Engr Biglake Oil Co .................................. .Texan. Tex . ~ o l l a ~ s b e e . 2 S .. chief E&.. The Koppers Coal Cp .... 1050 Koppers Bldg.. Pittsburgh. P a . *Followill Bemis S .. Fellow Bureau of Mines. U n ~ v . of Alabama .......... University Ala . Folsom. david M.. Cons . ~ A g r ..................... 1109 Hobart Bldg.. San ~ r a n c i s c d , " ~ a l . IIFominyh. Michael P .. Min . Engr., Gen'l Supt., May Day Line. The Houser Leasing Co ..

Hesperus Colo . Fon~ersmith; Charles R.. Asst . Met.. American Rolling Mill Co .......... ~iddle town. Ohio . tFoo . Keat K .. Min . Engr., Administrative Dept., Alan Loke Co.,

Kuala Lumpur . Selangor F . M . S . &:Fwte. Arthur B .. Gen'l Mgr .. North Star Mines Co ................... .Grass Galley . Cal .

3 F w t e . Frederick William ................................ 39 Broadway. New York. N . Y . ;Pwte . Paul D.. Dir . of Research. Gulf Oil Cos ............. 327 Craft Ave.. Pittsburgh . P a .

..................................................... . IIFopeano. Joseph E Middleburg. P a . Foran . John F .. Eerro de Paseo Copper Corp ................................. O r o Peru . - Forbes . Carroll R .. Prof . of Min.. Missouri School of Mines .................... .Rolla. Mo . ' Forbes, David L . H .. Gen'l Mgr., The Teck-Hughes Gold Mines. Ltd.,

Kirkland Lake Ont Canada . Forbes, Donald G Yin . Engr . & Met .................... .Turnwort h. ~1anhfordi 'England . Forbes. Duncan D.. Asst . to V.P.. Anaconda Sales Co ...... 25 Broadway. New York. N . Y . Fo~lws Paul R Met .................................... 712 Prospect Ave .. El Paso. Tex . ...................... . ~orbes : ~i l l iam' .A. . Met Room 1814. 71 Broadway. New York. N . Y .

.......................................... Ford.,Allen P .. Met .. Crane Co Bridgeport. Conn . +Word. 2aomer Davis. Min . Engr .. Supt .. Gilson Asphaltum Co ............... .Watson. Utah . % Foreman . Charlea, A .. Min . Engr.. Hecla Min . Co .. c ........................ .Burke. Idaho .

Foreman . John F .. Min . Engr .. Supt .. The Shoemaker Coal Min . Co ............. .Lilly. P a . ............................ Foreman . J . T .. Asst . Gen'l Mgr .. Stith Coal Co America . Ala . +Formtmn . James M .. Geol .......................... 925 Luna Circle. Albuquerque . N . M . Forman . Horace B .. J r .. Engrg . & Constr., Cozine-Warren Co .. Inc.,

92 Grove S t .. New York . N . Y . Forman. Percy Grant . Prod . .Mgr .. Industrial Silica Corp ............... .Youngstown. Ohio . tForney . H . C ....................... 1136 Merchants Exchange Bldg .. San Francisco . Cal .

. Forrest. Charlea N., Chem . Engr .. Tech . Dir., The Trinidad Lake Asphalt Co .. Room 800 . 1600 Arch St .. Philadelphia. Pa .

tForreater. William A., J r .. Industrial Buying Dept., National City Co .. National City Bank Bldg., 55 Wall S t .. New York. N . Y . . . . ............. . tForeter W Lealie..Pet. Engr.. The Caribbean Pet Co .Maracaib o. Venezuela

Fomyth . Harold F.. Chief Engr.. Andes Copper Min . Co ................. .Potrerillos. Chile . +Forward. Frank A .. Supt., Lead Smelter . Mount Isa Mines . Ltd.,

Mount Isa . Queensltsnd. Australia . Foslie. Steinar . Min . Engr., State Min . Geol., Geol . Survey of Norway .

Kronprinsens gt.8, Oslo . Norway . Foss . Feodore F .. Asst . to Pres., Wheeling Steel Corp.,

622 Wheeling Steel Corp . Bldg .. Wheeling. W . Va . Foss. Marion Henry. Min . Engr.. Wilson & Co .......... 41st 8 Ashland Ave.. Chicago. I11 . Fossorier . Pierre A .. Treas .. International Ores 8 Metals Selling Corp ..

60 Broad St., .New York. N . Y . ((Foster . Charlea B .. J r . Met.. Concentration Lab.. International Smelt . Co ... .Tooele. Utah . +Foster. Edwin C .. Salesman. Aluminum Co . of America.

Franklin Trust Bldg., Philadelphia . P a . Faster. Ernest D .. Cons . Attorney 8 Engr .............. 2687 Moss Ave.. Los Angeles. Cal . . . . Foster. F . Leroy . Asst . Prof . of Min ... .Room 8.219. Mass . Inst . of Tech.. Cambridge Mass . Foster. Howard L .. Cons . Engr ............................. 2230 Buh l Bldg .. Detroit. Mieh Foster. L . Julio . Mgr.. Minas y Fundicion "La Junta". ............... San Bernardo. Chile .

) y r l r r ~ o a t e r . Lewis E., Cons . Min . Engr., Pres .. Engineers Inc . Room 663. ~ ; h r s Tower Bldg., Phoenix. Ari i . . . . Foster Philip L Cons . Min . Engr ........................ 37 E . 64th S t .. New York N Y

. Foster: R. 5.. N'ational Lead T o ................ San Martin 235 . Buenos Aires. A r g e n t i ~ a . Foster . Rufus J .. Min . Engr.. ............................. 608 Madison Ave.. Scranton. P a Foster . Walter Labdon ..................................... 227 Gates Ave .. Brooklyn . N . Y . . . .

For explanation of symbols, see page 65 .

MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES 101 '

Fould . ~ a u r i c e . Administrateur delegue de la Societe des Hauts Fourneaux . Forges & Acieries de Pompey . 48 Rue La Boetie . Paris . France . '24

tFournier. E . Antunes. .Asst . Engr.. Imperial Irrigation District ... .Box 723 . Calexiw . Cal . '18

Q Foutz . G . V ....................................... 133 W . Hortter St.. Philadelphia. P a . '16 -Fovargae . F . H.. Min . Engr ............................................. .Brownville. Me . '14 - &u- Fowler . George M .. Cons . Geol ................ 314 Joplin National Bank Bldg.. Joplin. Mo . '13

Fowler . Harold W .. Gen'l Mgr., Min . Property. Cia Minera Chontalpan y Anexas . Taxco . Edo . Guerrero . Mexico . '18

Fowler . Harm C .. Acting Chief Engr., Pet . & Natural Gas Div., u . s . Bureau of hlines. Washington . D . C .

Fowler . Samuel 9.. Min . Engr .. Partner . Bluebell Mines ........... .Riondel. B . C.. Canada . Fowler. Wallace W.. Smelter Supt .. Cerro de Pasco Copper Corp ............. .Oroy a. Peru . Fox . Alfred . J r .............................. 2 Reedville. Birkenhead . Cheshire . England . Fox . Edward G .. Asst . Mine Supt.. Colonial Colliery Co . . . .Natalie. Northumberland Co.. P a . Fox . .Roy W .. Chief Engr.. Powhatan Min . Co ..................... Powhatan Point. Ohio .

. Fox . William C .. Chief Chem . & Met.. Empire Steel Corp ................. .Mansfield. Ohio Fozard. J . L .. V.P. & Gen'l Mgr., Detroit International Bridge Co.,

. . 1227 21st St.. Detroit. Mich . tFraker . George Elmer .............................................. Mail held by request . Fralich . Charlen Eugene . V.P., Torrey . Fralich & Simmons . Ltd.,

408 Hooker-Fulton Bldg., Bradford . Pa . Franchot . Richard . Cons . Chem .................... 724 9th S t . N . W.. Washington . D . C . Francis . Charles B .. Dir .. Bureau of Tech . Instruction . Carneaie Steel Co .. . .

~ a r n e g i e ~ l d g . . Pittsburgh . P a . Francisco . Ferris 'L .. Engr . & Architect .................... 511 5th Ave .. New York . N . Y . tFrancklyn . Gilbert. Fuel Agent . Cons . Gas Co . of New York . 4 Irving PI., New York. N . Y . Frank. Adam G .. Mech . Engr., Lehigh Coal & Navigation Co . . 121 E . Ridge St., Lansford . P a . Frank. Alfred . Mln . Engr .......................... 119 S . Main S t .. Salt Lake City . Utah . tFrank . Robert J.. Chem . Engr.. Copper Clad Steel Co ........ Braddock P . 0 .. Rankin . P a . Frank . William K .. V.P.. Copperweld Steel Co ............................. .Glassport . P a . *Franke . Herbert A, J r . Min . Engr., State Div . of Mines Ferry Bldg . San Francisco Cal . S - Frankel. Samuel .............................. 24 ~ u r A e t t Terrace. ' west Orange. N . J . Franklin . Frederick H., Met . Chem., Saunders & Franklin .

184 Whittier Ave., Providence. R . I . Frantz . Charles H., Jy., Sales Engr., Milwaukee Die Casting Co .. 291 4th St., Milwaukee. Wisi Frary . Francis C.. Dlr . of Research . Aluminum Co . of America ...... New Kensingtori . P a . Fraser . Alexander. Asst . to Pres.. Shell Pet . Corp ............. .Shell Bldg.. S t . Louis. Mo .

:.=Fraser. Colin. The Broken Hill Associated Smelters Proprietary . Ltd .. Collins House . Melbourne. Vic., Australia .

tFraser . G . C.. Lawyer .................................... 49 Wall'St.. New York. N . Y . Fraser . H . H .. Min . Engr .. Barclays Bank (D . C . & 0.) .

Cirens Place. London Wall. London E . C . 2 England . Fraser. Hugh J .. Combustion Engr .. International Nickel Co.. Inc .... . ~un t ing tok . W . Va . IIFraser . J . H ......................................... Flin Flon. The Pas . Man.. Canada .

4 - F r a s e r . 0 . B . J .. Research Met .. International Nickel Co .......... Oak St.. Bayonne . N . J . Fraser . Thomas, Min . Engr ............................ 1741 Oliver Bldg.. Pittsburgh . P a . Fraser . William A ....................................... 1020 74th St.. Brooklyn. N . Y . &- *Freak- . Archibald W . T .. Field Geol .. Loangwa Concessions .

Broken Hill. N . Rhodesia. A f r i d . Frechette . Howells . Min . Engr., Chief Engr .. Ceramics & Road Materials Div.,

Mines Branch . Dept . of Mines . Ottawa. Ont .. Canada . Frecheville William Min . Engr., 25. Phillimore Gardens. Kensington London W . 8 England . . . . Free . E . E. . Cons . k h e h . Engr .......................... 175 ~ i f t h ' Ave.. ~ ' e w ~ d r k N Y Freedman . Louis H .. Geol., Snowden & McSweeney Co.,

1402 Sinclair Blde .. Fort Worth . Tex . .. -Freeman . Carlos A .. Min . Engr .......................... 14 W . 84th St .. New York . N . Y . 3 Freema fi. Gay N .. Investments ....................... 746 N . Chester Ave.. Pasaden* . Cal . .............................. . . Freeman. John R Jr.. American Brass Co Waterbury. Conn

";French . Sidney W ................. 8134 Laurel Terrace. Hollywood Sta.. Los Angeles . Cal . Fretz . Augustus Henry . Asst . Prof.. Geol . Dept.. Lehigh Univ .............. Bethlehem. P a .

.................. Frevert . Harry L . The Midvale Co Box 4446. Nicetown Philadelphia . Pa: Frey . Alfred P .. Chief Geol.. The Caribbean Pet . Co ............... .~a;acaibo. Venezuela . Frey . V . M .. Cons . Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E . Market St.. York. Pa . Freyn. Henry J., Min . Engr., Pres., Freyn Engrg . Co., 310 S . Michigan Ave .. Chicago. I11 . Fricker . Cecil 0 .. Mill Supt., Granby Cons . Min., Smelt . & Power Co . . Anyox. B . C .. Canada .

riedman . A . A .. Searchlight Gold Corp ............................... .Searchlight. Nev . 4 IFriedman . Hyman A.. Mine Transitman . Miami Copper Co ........ Box 1947. Miami . Ariz . W 1" .......................... Friedrich . Alfred K .. Min . Engr 101 N . Russell Ave .. Ames . Iowa .

Prier . W . T .. Control Chem .. Malleable Iron Foundry. General Electric Co ....... .Erie. P a . ......................................... Frigar Ellis D P e r Bldg.. Philadelphia . Pa . rink.' Ellis P ... Mill Supt.. Cia . Minera Y Agricola Oploca de Bolivia ... .Chocaya. Bolivia . ........................ 'Fritzlen . Thomas L .. Plant Met .. U . S . Aluminum Co Arnold. P a . Prolli. Albert W., Min . Engr., V.P. & Mgr., Consolidated Metals Corp ..

Mills Bldg., San Francisco . Cal . Frost J . F.. American Smelt . & Refin . Co ..................... .Angangueo. Mich.. Mexico . ................ Frost' John A .. Pet . Engr.. U . S . Geol . Survey Box 188 . Farmington. N . M . t ~ r o i t . Robert B .. Aast . Supt.. Lone Star Cement Co . of N . Y.. Inc ......... .Hudson. N . Y . ......................................... 1JFr.y . G . D Box 487. Wallaceburg. Ont.. Canada . .................................... Frp; . Lawford H .. Edgewater Steel Co Pittsburgh. .Pa.

............................ Fm. Louis D .. Min . Engr 2006 Manatee Ave .. Bradenton. Fla . Fuchs, Fernando C .. Cons . Min . Engr.. Prof .. Lima School of Mines .......... .Lima. Peru .

For explanation of symbols. see page 65 .

ra-

102 MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES

Fujii. Choshichiro, Mine Mgr , Yubari Colliery, Hokkaido Colliery & Steamship Co.. Yubari-Machi Hokkaido, Japan.

Pujioka, Jokichi, Min. Engr.. Dir., Mitsui Min. Co. .l Surugacho ~ ihondash i . Tokyo, Japan. Fujita. Heitaro. V.P.. Fujita Co., Dojima, Mita-Ku. ......................... Osaka. Japan. Fukami, Shunzaburo, Sub-Manager, Mine Dept., Nippon Min. Co.,

Marunouchi. Tokyo. Japan. Fukami. Yaauahi Mitsui Sansei Mine Zogaku-do Kansai-men, Kijogun, Heianhoku-do, Korea. Fukihara, ~ a o z o : Min. Mgr.. it sub is hi ~ a k i m h e Mine.,

Kitakata Mura. Higash] Usuki-Gun, Miyazahi-Ken, Japan. Fuller, George Freeman. Pres., Wyman-Gordon Co.. ... .I06 Madison St., Worcester, Mass.

-Fuller, John T. ............................ Room 3016 230 Park Ave.. New York, N. Y. *Fuller. M. Luther. Research Physicist. Research Div., h. J. Zinc Co. .... .Palmerton, Pa. Fuller, Truman 9.. Met., Research Lab., General Electric Co.. .......... .Schenect.ady N. Y. Fulton. Charles H.. Dir., Missouri School of Mines.. ........................... . ~ o i l a , Mo. Fulton. Chester A Min. Engr . . .................... Baltimore Trust Bldg., Baltimore, Md. Fulton, John A.. h i n . Engr Dir. MacKay School of Mines. Univ. of Nevada. .Reno,N>v. Fulweiler, W. H., Chem. E&., "he United Gas Improvement Co..

319 Arch St., Philadelphia, Pa. Furbank. Arthur W Min. & Met. Engr . . ............... .86 Hancock St.. Brooklyn, N. Y. Furber. Percy N.. ~Ynancier, Trans Lux Daylight Picture Screen Corp..

247 Pa rk Ave.. New York. N. Y. Furlong, Joseph. Sales Engr., Allis-Chalmern Mfg. Co .................... Milwaukee. Wis. Furness. James W., Min. Engr., Bureau of Foreign & Domestic Commerce,

Dept. of Commerce. Washington, D. C. Furnias, G. W. ..................... .24 Orchard R d . Moreton. Wirral, Cheshire. England. Fnruichi. Rokuzo. Chief Engr.. Sumitomo-Goshikaisha. Kitahama Gochome,

Higashiku, Osaka, Japan. Furukawa, T.. Chairman. Board of Directors. Furukawa & Co.. Ltd..

No. 8 Marunouchi, 2-chome, Tokyo, Japan. &&a, Kumao. Mitsui Min. Co., L td . . ......................... .Nihonbashi, Tokyo, Japan. t h z i t a . Yoshiaki. Min. Engr., Mitsui Kamioka Mine, Funatau, Yoshikipun. Gifuken. Japan.

&-Gaebelein. Paul W..- Factory Mgr., Dodge Bros. Truck Plant . . .............. Stockton, Cal. Gaethke. Frederick P . . .......... .Giesche Spolka Akcyjna, Podgorna 4. Katowice. Poland. Gaffney. J. B. ......................................... 2104 Caton Ave., Brooklyn N. Y. IIGahwen. Samuel Murrser.. ....... ,130 Bigham St., Mt. Washington Sta.. ~ i t t sbur 'gh , Pa. Gahl. Rudolf, Cons. Met ................................. .I166 Laurel St., Berkeley, Cal.

-Gaillard. John G., Rhokana Smelter. ...... .NIKana via N'Dola, Northern Rhodesia, Africa. Be Galbreath. Royer E Min. Engr., Chief Engr., Wisconsin Steel Co. .......... .Benham, Ky. Gale. Hoyt 8.. ~ e o h . . ................................... .I776 Hill Dr., Los Angeles, Cal. IGallagher. David.. .................................. 3 4 Clark Rd., Brookline. Mass. IlGallagher. Robert T. ................. Hotel Tocama, Main & 39th Sts., Kansas City. Mo. Gallus. Fred 8.. District Stripping Supt.. Lehigh Coal & Navigation Co. .... .Lamford Pa. Gallwey. Harry A.. Gen'l Mgr., B. A. & P. Ry. Co.. .................... Anaconda, hon t . Calvin. John E.. Pres.. The Ohio Steel Fpundry Co.. .......................... Lima, Ohio. Gambold. Thomas R. Colliery Supt.. L e h ~ g h & Wilkes-Barre Coal Co..

Maxwell 20 Colliery, Ashley, Pa. Gambrill, George T.. Jr.. Dist. P lant Supt., The Barrett Co.. ............... .Fairfield Ala. Gandrud, B. W.. .Assoc. Met., U. S. Bureau of Mines.. .................. university: Ala.

-)Candy, Barry. L. ..................................................... Kleenburn, Wyo. "-- Gann, John A., Met., Dow Chemical Co.. ................................ Midland Mich tGanter. George A. ........... .73 Valencia Ave.. New Brighton. Staten Island. ~ e & ~ o r k : Garate Valdes. Victor, Mine Supt., Santa Maria de la Paz y Anexas,

Apt. 16, Matehuala, S. L. P., Mexico. *Garbella. Elmer J.. Bethlehem Mines Corp.. .................... r ........ .Bethlehem, Pa. Garber. C. Y.. Local Mgr., Bunker Hill & Sullivan Min. & Concentrating Co., Cascade, Idaho. Garcia. Adolfo. Min. Eng r . . ................... .8a. Cipres 239. Mexico City, D. F.. Mexico. Garcia, John A., Cons., Constr. Engr.. Allen & Garcia Co..

Suite 1743, McCormick Bldg., 332 S. Michigan Ave., Chicago. Ill. -1IGarcia. Maximo Pascua.. ............................ Box 66, Alfred Sta., Detroit, Mich. . ' Garcia, Roberto. Min. Engr.. Bodegas "El Globo." L t d . ... .San Juan, F. C. P.. Argentind.

Gaidescu. Ion'el I., Oil & Gas Dept., Univ. of Pit tsburgh. ................. Pittsburgh, Pa. &C Gardner. E. D., Supervising Engr., Southwest Experiment Sta., U. S. Bureau of Mines, Tucson. Ariz.

Gardner, Frank, Chief Engr., Simms Oil Co.. ................................. .Dallas Ten Gardner, James H.. Pres.. Gardner Pet. Co.. ......... .326 Tulsa Trust Bldg.. Tulsa, '0kla: tGardner Percy 8.. Jr.. Student Colorado School of Mines.. ............... .Golden Cola. Gardner , '~ercy Scoville. Pres., ~ i n e r i c a n Rheolaveur Corp. .60 E. 42nd St. New York ' N. Y. 4- Gardner. Royal Duncan. Min. Engr . .............. .401 Clift Bldg.. sa l t ' Lake .city: Utah. Garfias, Valentin Richard. Mgr., Foreign Oil Dept. .Henry L. Doherty & Co.,

60 Wall St. New York N Y. Garfield ~ l exande ; S . . ............................ 173 Bd. Haussman; Paris, 8e, 'fiance. garner,'^. Hamilton, Cons. Geol.. Partner. Brokaw, Dixon, Garner & ~ k ~ e e ,

120 Broadway New York N. Y. .................................... ............................. Garner. Carroll A. .210 N. ~ a u r e l ' st.. ~ a z l e t b n . Pa.

............................................... Garnett. Thomas H., Engr., Empire Zinc Co.. .Gilman, &lo. )Garpner, Erik U. Box 2117, Tulsa, Okla. Garratt. Frank. Universal Steel- Co. . ................................... .Bridgeville, Pa.

-Garrett. Melvin M.. Cons. Geol. ............ ,1008 City National Bldg Wichita Falls Tex. Garrett, 8. G. ....................................... . . Atlas if; Bldg Tulsa 'Okla , Garrey. George H., Cons. Geol. & Min. E n g r . . ......... ,601 Bullitt Bldg., ~h i l ade l~h ' i a , pa:

Garrfdo, Manuel F.. Min. Engr., Cia. Fundidora de Fierro Y Acero de Monterrey, S. A., Apt. 206, Monterrey, N. L.. Mexico.

For explanation of symbols, see page 6.5.

MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES 103

..................... Garrison, F. Lynwood, Min. Engr.,. 1019 Clinton S t Philadelphia, P a l Garrison. Rupert . . ........................................ .1853 carolidb S t Butte, Mont. Garthwaite, E. H., Cons. Min. Xngr . . ................... .I476 Scenic Ave., 'Berkeley, Gal. Gartrell. Herbert W.. Min. Engr., Lecturer on Min. Engrg.. Univ. of Adelaide,

Adelaide, S. Australia. Gartside, A. E.. Chem .............................. 7339 Shaftesbury Ave., St. Louis. Mo. Gartung. F. H., Min. Engr., Gen'l Supt., Kansas Mines, Commerce Min. & Royalty Co..

Miami, Okla. Garvey. M. L. ................................. .I309 B. Quarrier St.. Charleston, W. Va. Gates. Ar thur 0, Min., Mech. Engr . . .............. .415 Dooly Block, Salt Lake City. Utah.

.................................... tGatea. Lloyd H., Geophysics. Box 336. Newton, MISS. Gates. William. See.. H. C. Frick Coke Co.. ........... ,1321 Carnegie Bldg., Pittsburgh. Pa. Gathmann. Emil. Mech. Engr.. Pres.. The Gathmann kngrg. Co.,

Box 43, Carroll P. 0.. Baltimore. Md. Gaudin. A. M., Research Prof. of Ore Dressing, Montana State School of Mines., Butte, Mont. Gaul. John C., Asst. Gen'l Supt Bell Mine. Anaconda Copper Min. Co.. ..... .Butte, Mont. Gauld. Brownlee B., ~eophysic is '~ . . ........................................ .Cohasset, Mass. tGaw. Harold P.. East Wks. Met. Dept.. The American Rolling Mill Co. .Middletown, Ohio. Gawthrop, Robert M.. Chief Geol., Prairie Oil & Gas Co..

816 Exchange National Bank Bldg.. Tulsa. Okla. Gay, Harold 8.. Min. Eng r . . ....................... ,200 S. Atlantic Blvd., Alhambra. Cal. .............. Gayford. Ernest, Met., See., General Engineering Co.. Salt Lake City,. Utah. Gazzam, Joseph P., Min. E n g r . . ....................... ,4944 Lindell. Blvd.. St. Louls, Mo. tGealy Wendell B Pet. Geol Gulf Oil Cos.. ........... .Frick Bldp. Annex, Pittsburgh, Pa. ~ea rha ' r t , Frank 8.. Supt. oi'Mfg., The New Jersey Zinc Co. of P a . . ..... .Palmerton, Pa. ........................... Geary, James Frank. . ;University Club, Salt Lake City, Utah. Gee, J. Emerson, Cons. Engr . . . . . . . . . . . . . . . . . . . ,211 South Berendo St., Los Angeles, Cal. Geis, W. H., Geol., Pres., Arrowhead Oil Co. ,1323 Pacific Finance Bldg., Los Angeles, Cal. Geiae, William B.. Div. Supt.. Susquehanna Collieries Co.. ................... .Lykens Pa. Geisendorfer. H. A.. Gen'l Supt. of Mines & Mgr., Walker Min. Co.,

. 811 Kearns Bldg.. Salt Lake City. Utah. Geismer, Henry 9.. Cons. & Sales Engr., Keiser-Geismer Engrg. Co.. . . . .Birmingham. Ala. Geither, Edward C.. Mgr.. Ingeraoll-Rand Co. rf Illinois. ,360 N. Michigan Ave.. Chicago. Ill. Gemmill. David B.. Pres., Min. Engr.. Prince Cons. Min. Co.

1214 ~ e t k i l e r Bldg.. Los Angeles. Cal. Gennet. Charles W., Jr.. V.P. Sperry Rail Service Corp.,

Room k52, Railway Exchange Bldg., 80 E. Jackson Blvd., Chicago. Ill. ~ensheimer . Jean. Asst. Supt.. Metal & Thermit Corp.

151st st.' & McCook Ave.. East Chicago. Ind. Gentil. Eugene. Engr. Cie. de Saint.Gohain 1 bis Place des Saussaies Paris, 8e. France. Gentry. Glenn G.. ~ i i . Engr., Gen'l Supt.. ?he Moffat Tunnel ~ommis i i on .

West Portal Colo. Gentry. M. B. ................................. .: ,2445 Graybar Bldg.. New ~ o r k . ' N . Y. Geohegan, L. E., Asst. Gen'l Mgr.. Gulf States Steel Co.;

1029 Brown Marx Bldg.. Birmingham, Ala. George. Harold C. . . . .Box 103. Faculty Exchange. University of Oklahoma. Norman..Okla. Georee. Harry 8.. Research Engr. (Met.), Union Carbide & Carbon Research Labs.. Inc..

Thompson Ave. & Manley St., Long Island City. N. Y. George. P. W. ............................................ .: ... .Buchans. Newfoundland. Georee. Russell D., Head, Dept. of Geol., Univ. of Colorado & Sta te Geol. of Colorado.

Boulder. Colo. Geppert. Richard M.. Min. Engr.. Selection Trust Bldg.:

Mason's Ave.. Coleman St.. London. E. C. 2. England. Gerhard. J. W.. V.P., Southern Acid & Sulphur Co ........... .Rialto Bldg., S t . Louis, Mo.

.............................. Gerhau~er. William, Retired.. The Whittier," Detroit, Mich. Geringer. G. T.. ............................................. .Baguio. Mt. Province. P. I. +Germin, Leonard. Min. Geol. & Chem. Engr . .. ,634 Querbes Ave., Montreal, Que., Canada. Germany. Eugene Ben, Geol. & Producer of Oil, Cranfill. Reynolds & Germany.

1013 Commerce St., Dallas, Tex. Gerner. George C., Met.. The Miller Co.. ................................. .Meriden. Conn. Gerry. Clarence N.. Statistician, U. S. Bureau of Mines.. ......... . .Salt Lake City. Utah. tGerson. Harold 9.. The Camp. Lake Shore Gold Mines.

Box 6161, Kirkland Lake. Ont., Canada. Gester. G. C.. Chief Geol., Standard Oil Co. of Cal..

1112 Standard Oil Bldz., 226 Bush St.. San Francisco. Cal. .Getchell. Noble Hamilton, Gen'l Mgr., Betty Oneal Mines & Gold Circle Cons. Mines Co..

Betty Oneal, Nev. .tGeumlek. R. M. H.. Gen'l Mgr.. Annapolis Lead Co. ..................... Annapolis, Mo. Geyer John N.. Asmc. Min. Engr., U. S. Bureau of Mines, 4800 Forbes St.,. Pittshurgh. Pa. ~hi tu iescu , T. P.. Min. Engr., Chief Prospecting Dept. Geol. Survey. Geol. Institute.

2 Sos. Kiseleff. Bucharest, Romania. Gholz. A. L.. ................................... .3006 James Ave. S.. Minneapolis. Minn. G~anella. V~ncen t P..,Asst. Prof. of Geol., Mackay School of Mines, Univ. of Nevada,

Reno. Nev. +Gibbons. C. A.. Gen'l Mgr.. Sussuehanna Collieries Co.. ... .8 W. Main St., Nanticoke, Pa. Gibbs. C. Willard, Gen'l Mgr., Harwick Coal & Coke Co.. .... ,435 6th Ave.. Pittsburgh, Pa. (IGibba, Harley 8.. Student of Pet. Geol.,

Oil & Gas Bldg.. Univ. of Pittsburgh Pittsburgh Pa. *Gabs, Leland E.. Met. Engr.. Reading Iron Co.. ....................... .:. . . ~ e a d i n ~ ' Pa. +Gibson James. Min. Engr.. ........................... ,1925 Dwight Way Berkeley ' Cal. Gibson ' ~ o h n Jr.. Pres., Penn Smokeless Coal Co.. ...... ,815 Berger Bldg., '~it tsburgl; , Pa. ~ ib son : ~ l o y i C.. Chief Oil & Gas Valuation Engr.. Income Tax Unit, . U. S. Treasury Annex No. 2, Washington. D. C.

For exelanation of symbols, see page 66.

I 104 MEMBERS. JUNIOR MEMBERS; ASSOCIATES AND JUNIOR ASSOCIATES

I

.......................... Gibson . Neil M .. Field Engr.. Bethlehem Steel Co Bethlehem. P a . Gibson . Russell . Asst . Prof . of Economic Geol... ............ Harvard Univ .. Cambridge . Mass . Gibson. Thomas W., Deputy Minister of Mines . Province of Ontario.

Parliament Bldg .. Toronto. On%., Canada . Gibson. William A .. Works Mgr.. Bradley Pulverizer Co .... 123 S . Third St.. Allentown . P a . Gidel. Marl H.. Geol.. Anaconda Copper Min . Co .......... 526 Hennessy Bldg .. Butte . Mont . ..................................... Gieser . Herbert S 751 N . Claudlna S t .. Anaheim . Cal . *Gifford . Lincoln S .. Met.. Illinois Zinc Co ..................................... . P e r Ill . Gigurta . Ion P .. Engr . & Managing Director. Mica Min . Co.,

Bucharest 111 . S t r . Benito Mussolini 36 . Romania . ............................... Gilbert . D . C .. Geol 807 Kearns Bldg Salt Lake City . Utah . ....................... . . . . Gilbert. Frederick C.. Met Engr 1211 W ~ i ' i m o n d St.. Butte Mont Gilbert . Geoffrey. Dept . of Geological Research . International Nickel Co . of Canada .

Copper CIiff . Ont., Canada . Gilbert. James Cornelius, Barnsdall Oil Co .............................. Los Angeles. Cal .

p=+Gilbert. John . See .. Madeira Hill & Co ................ 260 S . Broad St.. Pliiladelphia . P a . Gilbertson . H . 8 .. Dir . of Personnel . Lehigh Coal & Navigation Co ... ..Box C. Lansford. P a . Gilchrist. Percy C.. Met.. Reform Club ....................... .Pall Mall London England . Giles. Albert W .. Prof . of Geol .. Univ . of Arkansas ... Box 112 . Univ . ~ ta . . ~ayet t iv i l le . Ark . *Gjl5llan. Angus E.. Assay Office. Cons . Min . & Smelt . Co . of Canada . .Trail. B . C., Canada . *Gll~e. Norman. Mln . Engr.. Lake Shore Mines . Ltd .......... Kirkland Lake. Ont.. Canada . ...................................... -Gill. Donald A s h i g h Darwen . Lanes.. England . Gill. Fred A.. Pres .. Gill Rock Drill Co ...................................... Lebanon. P a . . Gill. James P.. Met.. Vanadium.Alloy8 Steel Co .............................. .Latrobe. P a .

.Gil I. Philip L.. Met . Engr.. Partner. Rutter & Co ....... 20 Exchange P1 .. New York. N . Y . Gill. W . H .. Mgr.. Zinc Smelter . National Zinc Co ...................... .-BartIesville. Okla . . . ........... . Xr Gillan. Silas L.. Min EngY & Geol 812 Subway Terminal Rldg.. Los Angeles. Cal Giiles. V . A .. Min . Engr., Asst . Chief Geol., Northern Pacific RY . Co.,

Securities Bldg .. Billings. Mont . *Gille-spie . Joseph's .............................. 3 5 N . Washington S t Wilkes-Barre P a . Gillespie . Thomas H .. Pres.. Domestic Stoker Co ............... 7 Dey S< New York. k . Y . Gillett . H . W .. Director. Battelle Memorial Insti tute ....... 505 King Ave .. Columbus . Ohio . .................. Gillette . G . Marshall . Gen'l Mgr.. The Pittston Co Box 553. Scranton . P a . ........................................... +Gillie John Min . Engr Box 278 . Butte. Mont . ~ i l l i e : per&. Mine Inspector. Kingston-Pocahontas Coal Co .. Inc ........ .Hemphi1 1. W . Va .

-Gillies . Donald B .. V.P.. The MeKinney Steel Go ......... 3100 E . 45th St.. Cleveland. Ohio . ......... :-3\r*b Gillies. Frederick Montague. Roll . Mill Supt.. Inland Steel Co Indiana Hanbor. Ind . Gillies . Whitford C.. Stock Broker. Otis & Co ........... 126 W . Congress St.. Detroit . Mich .

-Gillis, Julius H .............. .Giprotzvetmet. Bolshoi Gnezdekovski 10 . Moscow. U . S . S . R . .................................. . [lGilimor . R . Niles 216 McClellan St.. Schenectady, N Y . Gillson. Joseph L., Geol .. Dev . Dept., E . I . duPont de Nemours & Co., Inc ..

Room 8065 . duPont Bldg .. Wilmington. Del . ....................... Gilman . C . Edward . Cons . Engr 336 Mills Bldg... San Francisco . Cal .

Gilman. George H .. Mgr .. Rock Drill Div., Worthington Pump & Mach~nery Corp .. Harrison . N . J .

Gilman . Walter . Min . Engr., Edward V . d'Invilliers Engrg . Co., 121 N . Broad S t .. Philadelphia . P a . ......................................... Gilmore. Lather E.. Met.. Crane Co Chicago. I11 . . . Gilmour Andrew Geophysicist. Amerada Pe t . Corp ................ Pet. Bldg.. Tulsa . Okla .

[IGilyard . Alvin L .. Cia . Minera Asarco . S . A .... Unidad Veta Grande. Parral . Chih .. Mexico . GIOLITTI . FEDERICO. Bessemer Gold Medallist British I . & S . Ins t .. 1919: Gen'l

Mgr., Aosta Steel ~ k $ . Co., Via Ottavlo Revel 20. Torino. Italy . ....................................... tGirard F . J 318 Washington St.. Grass Valley. Cal . ~ i r d l e r om Mercer Otis & Co ........................................ Cleveland Ohio . .......................................... . ~ i r o u r : Frank W ?he Tejon Co G lee son Ariz

I . . .................. . . Girvin Willard 8:: Asst Met.. The American Brass Co .Waterbury Conn Gittins. Ar thur W .. Supt., Open Hearth & Blast Furnace Depts .. Pittsburgh Crucible Steel ! Co.. Midland. P a . Given . Ivan A .. Asst . Editor. Con1 Age ................. 330 W . 42nd St.. New York. N . Y . Gladkov. V.. Min . Engr .................................... 1 5 0 Cedar St.. Berkeley. Cal .

............... . tGlaeser. Oscar A.. Ventilation En-.. United Verde Copper Co .Jerome. Ariz I Gbsgow . Charles M .. Min . Engr ............................. 1940 Broadway. Denver. Colo . ~ Glassow . Walter H, See . of M ~ n e s . Commonwealth of Pennsylvania.

Capital Bldg., Harrisburg. P a . Glass . Alexander . Chairman . Wheeling Steel Corp ....................... Wheeling . W . V a Gleasdn . William P.. Gen'l Supt.. Illinois Steel Co.. Gary Works ................ Gary. Ind . Glenn . Lmnidas C .. Cons . Geol.. Prof . of Geol.. Vanderbilt Univ .......... .Nashville. Tenn . Glibbery . Percy H., H . Tollemache & Co ..

Canada House. 4/5 Norfolk St., Strand . London. W . C . 2 . Eng land Glidden . J . T ...................................... Alcanforas 229. Miraflores. Lima . Peru . Gllnz . Karl. Professor fur Bergbau . Aufbereitungs-und-Brikettierkunde a n der -Technical .

University. Min ..Dept.. Charlottenburg . S t r . 170 . Berlin . Gennany . Glomb . Walter H .. Engr.. Hardinge Co ........... :. ............................. .Yor k. P a . ............................................................ Glover. Donald K .Kask a. P a . .................................................. Glover . Sheldon L U s B . C .. Canada (IGlyachenkoff. Sergei bL ........................... 1717 Broderiek S t .. San Francisco . Cal . Gobus, Alexander. Met., Dept . of Research. American Car & Foundry Co ..

30 Church St., New York . N . Y . Goddard. Charles Chase. Jr .. Geol., Anaconda Copper Min . Co ..

526 Hennessy Bldg . Butte Mont . Goddard . John N, Assayer & Chem ....... Calle Aldama No . 10F . Chihuahua . '~h ih . . brexico . tGodley . George McM ......................... .. ....... 40 West 40th S t . New York . N . Y .

For explanation of symbols. see page 65 .

MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES 105

Godshall . L . D., Min . Engr .. Met., V.P., charge . Operations. Tecopa Cons . Min . Co .. Tecopa . Cal .

Goetter . Fred B.. Cordova & Cia ........................... .Estaci 0.n Dimas . Sin .. Mexico . Goff . I . N ................................................ 2 Van Buren S t .. Gary. Ind . IIGoh n. George Rice. Bell Telephone Labs.. Inc .............. 463 West St.. New York. N . Y . Gohrinp. W . B ........................................... R . R . 6. Box 470. Phoenix . Ariz . Golberg . Julius . Met . Engr ...... Brandenburgischestrasse 54. Wilmersdorf. Berlin . Germany . Gold . John D .. Chief Met.. Met . Dept.. Weirton Steel Co .................. .Weirton. W . Va . Goldbeck . Albert T., Dir., Bureau of Enarg., National Crushed Stone Assn ..

Merchandise Bldg .. 14th & S Sts .. N . W .. Washington . D . C . . @oldberg . S . B ............................. No 1 Boulevard Apts.. Salt Lake City . Utah . Goldsmith . Marc S .. V.P. & Gen'l Mgr., Goldsmith Bros . Smelt . & Refin . Co ..

29 Madison S t .. Chicago . I11 . ...................................... @ o h . Bernard E 5 Rue Pillet-Will. Paris . France .

IIGondvea . Julio 8 .. Sondagem Federal de Petroleo .......... San Pedro. Sao Paulo. Brazil . Gonser . Bruce W ............ : ........................... 7 9 Melrose St.. Arlington . Mass . JIGonzalez Alcala. Jose L. Geol . Engr .... .Av e. Insurgentes 490. Mexico City. D . F.. Mexico .

. llGonzalez Barbosa. Leonides . Min . Engr., Avalos Unit. Cia . Minera de Penoles. Avalos . Zac .. Mexico .

Good. George M . H .. Min . Engr ........................................... Osceola Mills . P a . Good . John L .. Gen'l Mgr.. Eagle-Picher Lead Co.. Hillsboro Plant ......... .Hillsboro. Ill . Good . R . C.. Met .. Eleetro Met . Sales Corp ................. 816 Oliver Bldg .. Pittsburgh . Pa . . ................... . . . . . ruUJd- Goodale George S 9 Kaptelsky Pereuluck. Apt 128. Moscow. U S S R Goodale. Stephen L.. Prof . of Met.. Unlv . of Pittsburgh .................... Pittsburgh. Pa . Goode . E . Noel. c /o Australian Iron & Steel Ltd .......... Port Kembla . N . S . W.. Australia . Goodearle. Harold L.. Industrial Engr .. Pollock Paper & Box Co .............. Dallas. .Te x. tGmdhue. Allan E.. V.P.. Chicago Pneumatic Tool Co ..... 6 East 44th St.. New York. N . Y . Gwdloe. M a d e . Min . Engr ....................... 1830 West Slauson Ave.. Los Angeles. Cal . IlGoodl?e. Thomas Meade . J r .................... General Delivery. Stanford University. Cal . - tCoodnch. David M.. Banker . . . . . .New York Central Bldg .. 230 Park Ave .. New York. N . Y . 0 Goodrich. H . B .. Pet . Geol . & Engr ...................... 1628 S . Cincinnati Ave.. Tulsa. Okla . Goodrich . Harry C .. Chief Engr., Utah Copper Co .

1409 Deseret Bank Bldg., Salt Lake City. Utah . IIGoodrich. PauI K.. c /o Phillip Maverick ................................ a n Angelo . Tex . Goodrich. Robert D., Geol .. Pres., Rio Oil Corp.,

9 706 Fort Worth National Bank Bldg .. Fort Worth . Tex . Goodspeed . George Edward. J r .. Asst . Prof . of Geol.. Univ . of Washington ... .Seattle. Wash . Goodwin . Guy L.. Mgr .. Pinal Dome Corp ..

850 Subway Terminal Bldg .. 417 South Hill St., LOB Angeles. Cal . b o d w i n . James A ......................................... .Instow. N . Devon England

. . Goodwin . Robert H ..... 6 Vernon Mansions . Queen's Club Gardens . London. W . 14. ~ n g l a n d : 'Goodwin. Sidney S .. Asst . Geol .. Bertha Mineral Co ...................... .Austinville. Va . Goransson . Karl F .. Met .............................................. Sandv iken Sweden . Gordon. A . R .. V.P., Gen'l Mgr., New York & Honduras Rosario Min . Co., .

San Juancito . Honduraa . Gordon . Dugald . Geol., Brokaw . Dixon. Garner & McKee .

Room 521 . Slattery B1dg.i-Shreveport. La . Gordon . J . R .. Research Met., Ontario Research F~unda t ion

47 ~ueen ' ; Park. Toronto 6. Ont.,Canada. Gordon. R . W .. V.P. & Gen'l Mgr .. The ~ t eaHns Roger Mfg . Co.,

1720 California St., Denver. Colo . Gordon . William D.'. .................................... 76 William S t .. New York. N . Y . Gore. Bancroft . Met .................................................. R a i d City. S . D . Gormly . S . J .. Min . Engr ................................... 816 S: 2nd S t .. Alhambra. Cal . Gose . William M.. Min . Engr ................................... .718. Moore S t .. Bristol . Va . Goss . Edward 0 .. Pres .. Scoville Mfg . Co ................................ . W a t e r Conn . Goas . Wesley P .. Chief Efficiency Engr .. United Verde Copper Co ..... Box 671 . ~erom;. Ariz . Gottsberger. B. Brltton . Min . Engr .................. 313 S t . Ronan S t .. New Hav'en. Conn . 5 - Gotfschalk . V . A .. Senior Physicist. Charge of Met . Research a t Southwest Sta., U; s . . .. ................ . . . . i ..

.......... . . . . . . Bureau of Mines Tucson Ariz .

IIGoubkin Serge I Mining Academy Kaloojskaja 14. ~ o s c o w U s.'S R Goabkine. Ivan M.. Pres Mining Academy B. Kaliyskaya 14 Moscow U S S R Goudkoff. Paul P., Cons . G a l .. Microscopic Correlation of Oil-Bearing Formation.

1204 Subway Terminal Bldg .. Loa Angeles . Cal . Gould . Charles N .. Geol . Engr., Dir .. Oklahoma Geol . Survey

Faculty Exchange. Norman . Okla . d - Gould. H . W .. Min . & Met . E n ~ r . , H . W . Gould & Co .. 762 Mills Bldg., San Francisco. Cal . \ Gould . Kingdon ......................................... 9 Broadway . New York. N . Y . ............................. - Gow . Paul A.. Mgr .. Tuolumme Copper Min . Co Butte. Mont . )@j Gowen. Justin a B .. J r .. G a l .. Giesche Spolka Akcyjna ................... Katowice . Polmd . . . \,,+Cower . Har r~son P.. Pacific Coast Borax Co .......................... .Death Valley Cal . ................... .Gower . William B.. Certified Public Acct 111 Broadway. New York . 'N . Y .

................................... . Grace. E . G.. Pres.. Bethlehem Steel Corp Bethlehem P a . ?\Grace. W . R.. V.P.. Publicity Dept .. Ingersoll-Rand Co ,. ..... 11 Broadway. New York. N . Y .

Vd'- Gjady . W . H .. Cons . Min . Engr., Hotel Gramercy Park . 62 Gramercy P a r k North. New York. N . Y .

~ ~ r i a e b e r . Charles Karsner . State Geologist's Office ......................... .Harrisburg. Pa . G r d Edward . Min . Engr .. The New River Co ............ Macdonald. Fayette Co . W . Va . ~ r a f f : Wilbur W .;Supt.. Negaunee 81 Gwinn Dist . Mines. The Cleveland-Cliffs ~ron 'co . ,

Negaunee . Mich . ................................ Graham . Albert D .. The Mica Co . of America Somerset P a . Graham . E . R ..................................................... Box 428 . Pennsuco . Fla .

For explanation of symbols. see page 65 . .

106 -MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES

.......... .................... )Grahem. Ernest E.. Min. Engr . . .,. Box 1101, Kellogg. Idaho. .................... 11Graham. Ernesto L., Hila. L a Clementina ..Forlon, Tamps., Mexico. *-Graham. Herbert W., Gen'l Met., Jones & Laughlin Steel Corp.,

Room 601, Jones & Laughlin Bldg.. Pittsburgh; Pa. Graham, Horace R, Min. Engr., V.P. & Gen'l Mgr., Caracoles Tin Co. of Bolivia

Casilla 674, La pa;. Bolivia. 'yL-Graham. John Fraaer. Prof.. Min. & Met., College of Mines & Met., University of Texas,

El Paso. Tex. Graham, 8. C.. Oil Producer. Graham Loftus Oil Co.. ,522 Security Bldg.. Los Angeles, Cal. Graham, Stanley N.. Prof, of Min. Engrg., Queens Univ.. ......... .Kingston. Ont.. Canada. +Graham. W. A.. ....................................... .721 Atkinson Ave.. Detroit. Mich. Gnham. Walter F.. Tech. Dir., Caskey Brass & Bronze Wks., Inc.,

Richmond & York Sts.. Philadelphia, Pa . )Graham. Warren T.. ........................... .305 Gales Creek Rd., Forest, Grove, Ore. Graham. Wflliam A. P.. Asst. Prof. of Geol., Ohio State University ........ Columbus. Ohio. Granberg. Charlea, Supt., Brass Ingot Dept., Federated Metals Corp..

St. Charles T. & Ave. L. Newark. N. J. Graney. Patrick Clifford. Gen'l Mgr., C. C. B. Smokeless Coal Co.. ..... .Mount Hope. W. Va. Grant. Lester E.. ..................... Stone House. Bishopsgate, London. E. C. 2. England. Grant, Lester Strickland, Mgr.. McElroy Ranch Co. ................. .Box 338. Odessa. Tex. Grant, Lewis A.. Met. Engr.. Mill Supt., Montana Mines Corp.. ............ .Helena,' Mont. Grant, R. C.. Prospector, Forminiere.. ................. .42 Rue Royale, Brussels. Belgium.

N - G r a n t . Robert J., Min. Engr.. Dir. of the Mint. . ........................ Washington, D. C. Grant. U. 8.. Geol.. Prof. of Geol., Northwestern Univ.. .... .University Hall, Evanston, 111. Grant, Wheadon M., Min.. Engr.. American Smelt. & Refin. Co..

Room 3422 120 Broadway New York, N. Y. Grant, Wilbur H., Cons. Min. & ~ e o l . Engr.. Room 1209 k82 Market St. 'San Francisco Cal. -a- Graton. L. C.. Prof. of Min. Geol., Harvard Univ.. ......... .Rotch ~ l d i . , Cambridge, kass. Gravely, Julian Stuart. Bond Mfg. Corp.. ................................. Wilmington, Del. Graves. James C., Pres., Saginaw Prospecting Co.. ............... .Box 326, Saginaw, Mich.

. )Graves. William Hagerman, Jr., U. S. Smelt. Refin. & Min. Co.. ... .l State St., Boston, Mass. Gray. Arthur W., Physicist. ......................... 3472 W. Penn St., Philadelphia, Pa. *ray. Daniel M.. Chem. Engr., Wheeling Plant. Hazel-Atlas Glass Co.,

19th & Jacobs Sts., Wheeling. W. Va. Gray. George Wynter .......................... .3. Lombard St.. London, E. C. 3. England.

. Gray, J am= H., Min., Engr.. .............. .39 Boulevard Montmorency, Paris, 16, France. llGrw, Jesse A., Pet. Engr., Gypsy Oil Co.. ......................... Box 87, Pearson. Okla. )Gray, John Pinkham. Attorney a t Law. . ......................... .Coeur d' Alene. Idaho.

........................................... LG ray. Lloyd L, GYPSY Oil Co.. .Hobbs. N. M. raybeal. Edward V.. Min. Engr., Miami Copper Co.. .............. Box 100 Miami Ariz.

............................................ &-*Graybeal. J. Wallace Box 938. ~ c ~ a m e ; . Tei . Green. Ar thur C.. Mgr., Central District Sales. Goodman Mfg. Co.

1 4834 South Halsted St.. Chicago, 111. I Green, Fred. W.. V.P., St. Louis Southwestern Railway Co.,

612 Cotton Belt Bldg., St. Louis, Mo. ...........

I tGreen. Harry. Traffic Mgr.. Metal Traders, I nc . . .67 Wall S t New York N. Y. Green. Henry Martm. Gen'l Supt., Smelt. & Refin., U. S. Metals Refin. 60.. cartere< N. J. Green, W a l d ~ n A.. Supt.. Hudson Bay Min. & Smelt Co.. Ltd.. Flin Flon Mine,

via The Pas. Man., Canada. . Greendl. John. Engr.. .................................. ,1503 Hamilton St., Allentown, Pa.

Greenawalt. John E.. Met. & Eleetro-Chem.. ............ .I35 E. 42nd St., New York, N. Y. Greenawalt, William E. Electro Mct. . ................ .85 South Sherman St., Denver. Colo. Greene, Herbert T.. ........................ .Room 2010, 150 Nassau St.. New York, N. Y. IlGreenfield, Samuel Joeeph.. :. ............ Statistician, U. S. Government. Washington. D. C. Greenidge. 8. M.. Texas Pacific Coal & Oil Co.. ................ Box 1868. Fort Worth, Tex. Greenland, C. W.. N. A. Timmins Inc . . ..... ,220 University Ave. Kingston Ont Canada. Greenlee. William B.. Prea.. ~ r e e i l e e Foundry Co.. . ,662 West d s e v e l t ~ d d . ~ h i c a ~ o . 1 1 1 . Gr6enough. W. Earl. Min. Engr., Atlas Mine.. ............................. .Mullan, Idaho. Greenwood. Charles A., Asst. Smelter Supt.. U. S. Smelt.. Refin. & Min. Co., Midvale. Utah. Greer. H. C., Min. Engr..Pres., Preston County Coke Co.. .... .Box 870, Morgantown, W. Va.

........... Gregg. James L.. Battelle Memorial Institute. . ,605 King Ave.. Columbus, Ohio. Gregory, Frank C.. Safety Engr., U. 9. Employees' Compensation Commission.

Washington. D. C. +Gregory. J. N.. ..................... : ........... .; ........... .Box 273, San Angelo. Tex. 1 Gregory. Peter Paul, Proration Pet. Enar.. Yates Pool. ............. .Box 678, Iraan, Tex.

reig. E. H.. Asst. Mine Supt., Burmah Mines, Ltd.. . .... .Namtu, N. S. S., Upper Burma. IlGreiner. Ear l 8.. Met. Research. Bell Telephone Labs I n c 463 West S t New York, N. Y. Grenell. Leland H.. Met.. Battelle Memorial ~nstitute:'. . . . :'605 King AV;. Columbus, Ohio. IlGreninger, Alden B.. .................................... .Potrerillos, via Chanaral, Chile. Greninger. I ra L., Mine Supt., Andes Copper Min. Co.. ........ .Potrerillos, Chanaral. Chile. F -Grettum. Irving G.. Engr. for Ralph E. Davis.. .. ,1710 Union Bank Bldg.. Pittsburgh, Pa. Gretzinger. William.. ............................. ,5743 .Aylesboro Ave., Pittsburgh, Pa. Greve. L. W.. Treas., Cleveland Pneumatic Tool Co.. . . ..3734 E 78th St.. Cleveland, Ohio. IlGribben, Dwight H.: ....................... ; ................ B o x 278. Livermore, Cal. 'Gribben, Hugh J.. ................................... 157 Chemistry Bldg., Urbana, 111. Grier, C. D.. Special Rep.. American Cyanamid Co.. c /o Fraser & Chalmers (S. A.), Ltd.,

Box 619. Johannesburg. Transvaal, S. Africa. Griessmann. F. A., Dir.. Fried. Krupp Grusonwerk. A. G.. .. .Magdeburg-Buckau, Germany. Griffen. John. Koppers-Rheolaveur Co.. .............. .l301 Koppers Bldg Pittsburgh Pa. L.y"r(- Griffin Frank W Cons. Min. Engr., Holbrook Bldg: .... .58 Sutter St., S& Francisco: Cal. Griffin: H. L., ~h ' i e f Engr., The New England Fuel & Transportation Co..

Grant Town. W. Va.

'26 '28

'31

'19

*32 '21 '06

' '31

'15 '30 'SO

'31 '19 '15 '16 'SO '24 '99 '21

'21 '19 '06 '22 '27 '23 '18

For explanation of symbols, see page 65.

Griffin. H. M., Mining, c/o Noel Griffin. ........ .Box 592. Bulawayo, Rhodesia. S. 'Africa. Griffin. Martin Luther. Chem. Engr.. .................. . 4 Prospect Place, Taunton, Mass. Griffis. R. 0 Assoc. Dir. Research Dept.. The American Rolling Mill Co., Middletown, Ohio. Griffith. ~ d G a r d . Gen'l ~ g r . . Lehigh & Wilkes-Barre Coal Co..

16 S. River St.. Wilkes-Barre. Pa. IlGriffith. Glenn R. v., Pet. Technologist, U. S. Geol. Surrey ....... .Box 291, Tulsa, Okla. tGriffith. Raymond E, Mgr., Refractories Engrg. & Sales, E. J. Lavino & Co.,

670 Bullitt Bldg., Philadelphia. Pa. Griffiths. G. F.. Gen'l Mgr., Bacis Gold & Silver Min., Co.. Ltd..

Bacis, via Estacion Otinapa, Dgo.. Mexico. Griffiths, William Ewart, Hzi~t Award, A.I.M.E., 1929; Allegheny Steel Co., 1803-4

Willoughby Tower, S. Michigan Blvd., Chicago. Ill. Griggs, C. C.. Min. Engr.. Bureau of Internal Revenue, Treasury Dept., Washington, D. C. tGrilli. Franz Waldo G.. ................................ ,7616 Colfax Ave.. Chicago, Ill. Grimas. John Alden, Engr. in Charge Depreciation Investigations, Treasury Dept., Income

Tax Unit, Bureau of Internal Revenue, Washington. D. C. Grimes, R. A, Western Exploration Co.. ....................... Silverton. B. C.; Canada. 'Grimehaw, Leonard C.. The Latrobe Electric Steel Co.. ................... .Latrobe. Pa. Gnne. Harry Adam. Chase & Waring.. ................. .17 E. 42nd St.. New York, N. Y. Gnnsfelder, Sam. ............................................... Box 1122. Beeville. Tex. tGrisham. Charles A.. Asst. Treas., St. Louis Smelt. & Ref. Co..

722 Chestnut St., St. Louis, Mo. ' IlGrishkevich. Vitals I.. ................................ ,5347 Lawton Ave. Oakland. Cal. Grissom. Roy J., Asst. Supt. of Mines, Chino Mines, Nevada Cons. Copper 60..

Santa Rita. N. M. Griswold, C. T., Min. Engr.. Atchison. Topeka & Santa Fe Railway Co.,

1500 Las Lomas Rd.. Albuquerque. N. M. F - Griswold. Edward 11.. Asst. Chief Engr., Continental Oil Co.. ........ .Ponca City. Okla Griswold. George Gary, Jr., Min. Engr., Research Engr., Timber Butte Mill Co.,

Butte. Mont. Grodsky, Vladimir A., Research Assoc., Bureau of Standards.. ....... .Washington, D. C. Groesbeck, Edward C.. Met.; Div. of Met.. U. S. Bureau of Standards.. . .Washington. D. C. IlGrogan, Kenneth C., Student. University, of Toronto.. ............ Toronto. Ont.. Canada. 'Groh. John O., Met.. Research Dept., American Can Co.. ................. .Maywood, Ill. Grondijs. A. F., Technische Hoogeschml.. ............................. Delft, Netherlands. Gronemeyer, Herman A.. Supt.. Zinc Smelter, Grasselli Chem. Co.. . .Meadowbrook. W. Va.

-Gronnin8sater. Anton. Met. Engr., Falconbridge Nickel Mines, Ltd.. .Sudbury. Ont., Canada.. 9 Groos. Henry. Min. & Cons. Engr.. ........................................ . .Harlan, Ky. Grosberg. Alexander, Cons. Engr., Stifel, Nicolaus & Co. ,314 N. Broadway, St. Louis, Mo. IlGross. Henry Emmett. .......................... ,610 W. Washington Blvd.. Urbana. Ill. Gross, John, U. S. Bureau of Mines, Univ. of Minnesota.. .......... ..Minneapolis, Minn. Gross, Le Roy M., Min. Engr . . ........................... .39 Broadway, New York. N. Y. Gross. Wilhelm, Prof.. Teehnische Hochschule.. ........ .Uferzeile 7, Breslau 16. Germany. 'Gross. William H.. Met.. Dow Chemical Co.. ........................... ..Midland. Mich. Grossmann, Marcus A.. Illinois Steel Co.. ............................. South Chicago, Ill. tGrothe. John D.. ....................... Wassenaarsche Weg 40, The Hague. Netherlands.

'is- Grout, Frank F.. Assoc. Prof., Geol. & Mineralogy, Univ. of Minnesota. .Minneapolis. Minn. +Grove. Clark, Executive V.P. & Treas., The Mine & Smelter Supply Co.. .... .Denver, Colo.

...................... *F Gruber. R. E., Portuguese American Tin Co.. .Belmonte, Portugal. Grubnau. V. Carl. Met.. V.F. & Treas.. Grubnau Chemical Co..

Erie Ave. a t 2nd St., Philadelphia, Pa. tGrumbine, Roy William. Asst. Engr., Valuation Dept., Southern -Pacific Co..

Room 1035. 65 Market St.. San Francisco, Cal. d- Grunert. August, Min. Engr.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Box 266, Butte, Mont;

Grunow. William Ranald.. ............................. ,293 Roslyn St., Rochester, N. Y. Gruver E L Ward Gruver & Co. ...................... .20 Broad St., New York. N. Y.. ~ u c k e i , F: T:: Sec., 'kreas. & Gen'l Mgr., The John T. Dyer Quarry Co..

....... 216 Harrison Bldg.. ~hiladelphia. Pa.

Guernsey., F. W., Min. & Met. Engr.. ,736 Granville St.. Vancouver, B. C.. Canada. ........ Guernsey. John B., Bureau of the Census, Dept. of Commerce.. Washington, D. C.

\ tGuernsey, Tarrant D.. Rhodesian Anglo American. Ltd., N'Kana. N'Dola. N. Rhodesia, S. Africa. ......... .Toronto, Ont., Canada.

..

........................ . . . . . . . . .

.................. . .24 Monroe PI., Brooklyn. N.. Y. ~ller. Otto, Cons. Geol.. ......................... Bremgarten, Aargau, Switzerland.

For explanation of symbols, see page 65. .

108 MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES

GUY. Thomas W.. ............................. Kanawha Valley Bldg., Charleston, W. Va. '26 Guyer. Raymond.. ................................... ..58 Sutter St.. San Francisco. Cal. '16 Gwyer, Alfred G. C.. Chief Met.. The British Aluminum Co., Ltd..

Bank Quay. Warrington Lancs.. England. '28 Gwynne, GUY R.. Master Mechanic. Chile Exploration Co.. .......... . ~ h ; ~ u i c a m a t a , Chile. '31

X'Haapanen, Henry Waldemar. Dist. Sales Engr., Webster & Weller Mfg. Cos., Box 1236, Charleston. W. Va.

Haas, Frank. . ................................. Sevilla Court Apt. D-3 Bala-Cynwyd, Pa. ........................................ Haas. Herbert.. .20 ~ u m p h r e y 'PI Oakland, Cal. .-Haas. Maurice C.. Met. Engr.. Kochkar Kombinat. ..Kochkar, Ural Troitsk D'wt.. U. S. S. R. ................ IlHaase, Conrad C.. Sales Engr., Ingersoll-Rand Co.. .Huntington, W. Va.

Haasis, Dunbar F.. ................................ .Island Home Park. Knoxville, Tenn. Haberthier, Joseph J., Special Engr., Glen Alden Coal Co.. ................ .Scranton, Pa. Hachita, M. Shozo. Chem.. Lehigh Valley Coal Co.. .................... .Wilkes-Barre. Pa. ........................ Hackett. C o r t a P., Engr., The Solvay Process Co.. Syracuse. N. Y.

-Hackwood Arthur W.. ..................................... .900 Sierra Dr., Turlock, Cal. 9 Haddock, john C., Pres. & Gen'l Mgr., Haddock Min. Co. & Candlemas Collieries Co., Miners Bank Bldg., Wilkes-Barre, Pa.

Haddow, Hugh, Jr., V.P. & Treas., Menantico Sand & Gravel Co.. ......... .Millville, N. J. Hadesty. George B., Cons. Engr.. .................... .I310 .Mahantonga St., Pottsville, Pa. HADFIELD. SIR ROBERT A.. John Fritz Medallist 1921 - Steel Mfr Hadfields Ltd.,

22 Carlton House %erraie, London, S. W. 1, ~ d g l a n d . Hadley, Egbert C.. Ballistic Engr., Remington Arms Co., Inc.. ......... .Bridgeport, Conn, Hadley. WalterE.. Asst. Gen'l Supt., Illinois Steel Co.. ........................ .Gary, Ind. tHaeseler. Albert E.. ............................... .4319 Whitehouse St., Spokane, Wash. tHaffenredier. Rudolf F., 3rd. Asst. Treas.. Utah-Apex Min. Co ..... Bingham Canyon, Utah. Hdfner. J. B., Gen'l Mgr,. Consolidated Coppermines Corp.. .............. .Kiderly, Nev. *Hafiner. Rap J., Inspector, U. S. Ensrs.. ................. ,428 Custom House, St. Louis, Mo. Hasenbuch. Charles C.. Min. Engr.. Consolidation Coal Co ............... Fa~rmont. W. Va. Hager. Dilworth 9.. Oil Geol.. ...................... .515-16 Milam Bldg., San Antonio. Tex. Hager. Doraey. Cons. Geol.. ................................ . W Club, Wichita, Kan. Heper, E. T.. Min. Engr.. ............................ .451 3rd St.. Niagara Falls, N. Y. *Hager, John William. Asst. Div. Supt.. Flat Creek Div.. Alabama By-Products Corp..

Flat Creek, Ala. Huger. Lee, Geol., Pres., The Federal Royalty Co.. .... .I521 Esperson Bldg., Howton, Tex. tHaggenjos, John, V.P.. Eureka Brass Co.. .............. ,601 Red Bud Ave., St. Louis, Yo. Hagy, Jamea A.. Fuel Mine Operations, Chesapeake & Ohio Railway Co.,

Dorothy, Raleigh Co.. W. Va. Hahn. Albert W.. Cons. Met.. ..................... .404 Dwly Block. Salt Lake City. Utah. IIHahn, J. H.. .......................................... .I20 N. Clinton. Iowa City, Iowa.

-Haigh. Berte R.. Adj. Prof. of Geol., College of Mines & Met., Univ. of Texas, El Paso, Tex. BCZ( Haight. Clarence M.. Min. Enpr.. New Jersey Zinc Co.. .................... Franklin, N. J. Haines, Charles James. V.P.. Keith Dunham Co.. ........ . l l O S. Dearborn St.. Chicago, 111. Haines, Claude V.. .............................. .26 Rustwick, Tunbridge Wells, England. Haines, P. A., Gen'l Supt., St. Joseph Lead Co.. ........................ .Rivermines, Yo. *Haines. Richard Bower.. ......................... .2717 Raymond Ave.; Los Angeles. Cal. Hake, Benjamin F., Chief Geol.. Nordon Corp.. Ltd..

516-19 Lougheed Bldg., Calgary, Alta.. Canada. *Halbouty, M. T., Geol. & Pet. Engr.. Yount-Lee Oil Co.. .................. .Beaumont. Tex. Haldeman, G. T.. Cons. Min. Engr.. ................ ,2538 Valentine Ave., Neiv York, N. Y.

k, Hale, Herbert C.. Cont. Engr., Elliott Co.. ......... .I114 Lexington Bldg., Baltimore, Md. Hale. Paul Harmon.. ................................................. Boulder City, Nev. tHales, -Harold H., Sherritt Gordon Mines.. ...................... The Pas, Man.. Canada.

-Hales, Dennis F.. Gen'l Mgr., South American Copper Co., Ltd.. ......... .Aroa, Venezuela. Hall Albert E.. .......................................... 8 9 Crown St.. Morrisville, Pa. Hall: Arthur E.. Met. Engr.. ................................ .6017 Burt S t , Omaha. Neb. Hall. C. W.; Min. Engr., V.P. & Mgr. of Prod.. United Clay Mines Corp.,

Prospect & Oakland Sts.. Trenton, N. J. Hall..Charles Gilbert. Gen'l ndgr.. Walter Bledsoe & Co..

708 Terre Haute Trust Bldg.. Terre Haute. Ind. Hall, Clarence A.. Electric Storage Battery Co..

19th St: & Allegheny Ave., Philadelphia, Pa. Hall. Ellis A.. Pres.. Condor Pet. Co.. ............................. Box 211 Abilene Tex. Hall. Elwin B.. ............................ ,640 Title Insurance Bldg.. LO; ~ n ~ e l d , Cal. tHall. George H., See. & Sale8 Mgr., The Cleveland Rock Drill Co.,

3734 E. 78th St., Cleveland Ohio. Hall. George Martin. Asaoc. Prof. of Geol., Univ. of Tennessee, & Asst. Geol., U. S: Geol.

Sunrey, Knoxville. Tenn. Ball. James H.. Mgr., The Texas Co. of Mexico, S. A.. . .Apt. 191, Tampico, Tamps., Mexico. Hall. John H.. H o w e Memoria l Lecturer, 1929: Met. Engr., Taylor-Wharton Iron & Steel

Co., High Bridge. N. J. tHall, ~ o h n Hudson. Jr.. Dir.. .United Verde Copper Co.. .. .lll Broadway, New York. N. Y. Hall. Oliver. Noranda Mines.. ................................... N o r a n d a Que., Canada. Hall, R. G.. ..................................... .I800 Franklin St., Sen Francieco, Cal. tHall. Raymond R.. ....................................................... .Octave. Ariz. N- Hall. Robert Dawson. Engrg. Editor, Coal Age, McGraw-Hill Publishing Co., Inc.,

330 W. 42nd St., New York. N. Y. *Hall. Robert Lee. Student Met. Engr.. Union Carbide Co.. ........... .Niagara Falls, N. Y. Hall. William J., Coeur d'Alene Hardware & Foundry Co.. ................. Wallace. Idaho. )Halladay, Reg, Banking.. ................................ 1 Wall St.. New York, N. Y. Halletk, Alfred Franklin, Chief Chem., Leaching Plant, Inspiration Copper Co..

Box 18, Inspiration. ~ r i z .

For explanation of symbols, eee page 65.

MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR -4SSOCIATES 109

Halletl, Robert L., Chemist, National Lead' Co.. ............ .I06 York St., Brooklyn, N. Y. Halletr. William J.. .................................... .I337 7th St.. Santa Monica, Cal. ...................................... Halley. Albert Smith, Min. Engr.. Rapid City, 9. D. Halloran. Will. ............................................... , . Address Wanted. ..................... IlHallowe, Raymond L., Eagle-Picher Lead Co.. .Baxter Springs. Kan. Halvorsen. Arthur L.. Cons. Chem. Engr., Travis Research Co

119"~road St., New ~ o r k , N. Y. Hamernik. Frank J., Met. Engr., Federated Metals Corp.. .4 ls t & Wallace S4s.. Chicago, 111. Hamfeldt. George K.. ................................ .kv. Orren 1. B, L ~ d ~ n g o 3. Sweden. Hamilton. Alexander. K.. Pres., M. H. Treadwell Co. of Illinois

208 S. La Salle St., Chidago, 111. ........................................... Hamilton. Arthur L., Retired a HIU. N. H. Hamilton. Charles W.. ...................... .16th Floor, 17 Battery PI.. New York, N. Y. Hamilton. E. A.. Mgr. of Mines, U. S. Smelt., Refin. & Min. Co.,

1016 Newhouse Bldg., Sal t Lake City Utah. Hamilton, E. H.. Met., U. S. Smelt.. Refin. & Min. Co.. ................... idva vale: Utah.

. Hamilton, E. M.. Met. Engr.. Hamilton, Beauchamp & Woodworth, 664 Market St.. San Francisco, Cal.

Hamilton, Edward Parmelee. V.P. & Treas., John Wiley & Sons, Inc.. 440 4th Ave.; New York. N. Y.

Hamilton. Frank E., Allied Chem. & Dye Corp.. ........... .61 Broadway, New York. N. Y. Hamilton, H. T.. New York Trust Co.. .................. ,100 Broadway. New York. N. Y. Hamilton. J. W. H., Min. Engr.. Exporter, J. W. H. Hamilton, Inc..

32 Broadway, New York, N. Y. Hamilton. James A.. .................................... .68 N. Church S t , Tucson. Ariz. Hamilton, L. A.. ...................................... ,346 Shore Rd., Greenwich, Conn. Hamilton, Orr R. Min. Engr., Oliver Iron Min. Co.. ......... .Wolvin Bldg.. Duluth, Minn. Hamilton. P. D. P., General Engrg. Co.. ........... .I69 Pierpont St., Sal t Lake City. Utah. +Hamilton, R. M. P.. ............................... .360 Bay St.. Toronto. Ont.. Canada.

-Hamillon. Richard.. .......................... .23 Leake St.. Cottesloe. Western Australia Hamilton. Rybert. Cons. Engr., Min. Dept., Tenn. Coal. Iron & R. R. Co.. Birmingham. Ala. ............. Hamilton. 8. Harbert. Min. Geol. & Engr.. 2060 N. 63rd St., Philadelphia, Pa. Hamilton, Thomas M.. Min. Engr.. ............... .2169 Mayview Dr., Eas t Hollywood. CaI. Hamilton. W. C.. Research Director, American Steel Foundries,

Indiana Harbor. East Chicago. Ind. ........................... Hamilton. Walter R.. Pet. & Min. Engr.. Box 1466, Tulsa. Okla. Hamilton William J., Met.. .............. ,3207 The Boulevard, Westmount, Que.. Canada. * ~ a m m a k John, Jr., Geol. & Geophysicist, Hamman Exploration Co..

2006 Gulf Bldg.. Houston. Tex. Hammer. Alfred E.. Pres., Treas. & Gen'l Mgr.. Malleable Iron F ~ t t ~ n g s Co.. Branford. Conn. Hammer. William L.. Civ. & Min. Engr.. .......................... . . .C orpus Christi. Tex. tHammersmith, F. Arthur. Set.-Treas.. Readwel l Yukon Go.. Ltd..

920 Crocker Bldg., San Francisco, Cal. Hammon, Wendell C.. Geol.. .......................... .BaIfour Bldg., San Francisco, Cal. Hammon. Wendell P.. Hammon Engrg. Co.,

Balfour Bldg., 361 California St., San Francisco. Cal. ........................... Hammond. A. Horton. Cons. Min. Engr.. Arizpe, Son., Mexico. F - HAMiUOND. JOHN HAYS. William Lawrence Xnunders Medallist, A.Z.M.E., 1929. Min. Engr., 120 Broadway, New York, N. Y:

IIHamner, Jordan A.. Assayer, Bishop Creek Mine, Cons. Metals Co'm.. ...... ..Bishop. Cal. Hampton, F. H. Franklin. Mngng. Dlr.. Robins Conveyors. Ltd., S. A.,

Box 4736, Johannesburg, Ransvaal , 9. Africa. Hampton. Lawrence C.. ................................ .2331 6th Ave.. Los Angeles, Cal. Hance James H Dean School of Mines. Oregon State College.. ........... .Corvallia Ore. Haneh'ett, L.. pi&., ~ t A h Power & Light Co.. .. .408 Newhouse Bldg., Salt Lake City. ' ~ t a h . Hancock, E. T. .......................................................... Address Wanted. "Hancock, Ray A.. ...................................... .R. D. 2, Box 84. Fullerton, Cal. handley. Robert W., Engr., Dir., Research Dept., Union Miniere du Haut Katanga. Jadotville

Belgian Congo, ~fr ic ; . ....................... tHandwerk, Erwin C., Dev. Engr., N. J. Zinc Co.. Palmerton. Pa Handy 8. H. 8 Chem. Mfr.. ............................ .I28 Dewitt St. Syracuse, N. Y.

-Handy: James &is. Dir. of Chem. & Met. Investigations, Pittsburgh ~ e s t i k ~ Lab.. 72 Washington St., New York. N. Y.

q,, 4 Handy; R. 8 Mill Supt., Bunker Hill & Sullivan M. & C. Co.. ............ .Kellogg, Idaho. &,- tHanifen.. ~ a ' k e s L., Sales Mgr., The Van Itallie Co.. .. .90 West Broad*ay. New York. N. Y.

*Hanke Karl Franz. ................................ .10 Rosseggerweg, Gleisdorf, Austria. Hanki ' ~ b b o t A Chem.. Assayer, Met.. .......... ,624 Sacramento St.. San Francisco Cal Hanks: G. Raydknd. Mfg. Plant Supt., Alloy Steel Castings, Taylor-Wharton Iron & ' ~ t e e i

Co., High Bridge. N. J. Hanley. Herbert R., Min. & Met. Engr.. Prof. of Met.. Missouri School of Mines Rolla Mo. Hanley Walter F.. ................................. .230 Riverside Dr.. New ?ark. k. Y. ........................... Hanna,'Howard M., Pres., M. A. Hanna & CO.. Cleveland. Ohio. Hansen C. A Met.. General Electric Co.. .......................... .: .Schenee.tady, N. Y. mansen' ~ e o r 2 e P.. Gen'l Supt.. Gulf States Steel Co.. .Brown-Marx Bldg., B~rmingham, Ala. ~anaen : George T.. Min. Engr., Pres., Utah Southern Oil Co..

633 Clift Bldg.,' Salt Lake City, Utah. Hansen, Mahlin S., Research Div., Republic Creosoting Co.. .............. .Indianapolis, Ind.

*-Henson Ernest A.. .................................. .: ...... .Box 1391. Muskogee Okla. ~ s n s o n : Henry. Min. & Met. Engr.. .............. .24 King St. W Toronto Ont danada Hnnson, Henry Bernard.. ..................... .6607 Hollenbeck s;.. ~ u n t i n h t ~ n i4ark, ~ a l : Hanson. Wilbur W., Valuation Engr., U. S. Treasury Dept..

939 S. Broadway Los Angeles Cal. Hanst. John Faber. Engr., Ralph E. Davia. Inc.. ......... . l41 ~ r o a d w a i , ~ e w York, h. Y.

For explanation of symbols, see page 66. 1'

. .

110 MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES

-Harbaueh, M. D., Sec., Tri-State Zinc & Lead Ore Producers Association, Box 96. Miami, Okla. a H A R B O R , R W., Cons. Met., S e n i ~ r Partner, Riley Harbord & Law,

16 Victoria St.. London. S. W., England. Harbrecht. William Louis, Met. Research, Electro Metallurgical Co.. .. .Niagara Falls, N. Y. Harcus. Robert, Field Supt., The Burmah Oil Co., Ltd.. . Singu Oilfield, Chauk. Burma, India.

Hard, H. W.. ............................. .Newbury Club. Apt. 666, Guaywuil, Ecuador. P I S ardenbergh. William P.. .............................. .47 W. 34th St New York, N. Y.

Harder E. C Min. Geol.. .. .2900 New York Central Uldg.. 230 Park A&:. New York, N. Y. ~ a r d e r : 0sca'; E.. +st. Dir:. Battelle Memorial Institute.. .606 King Ave.. Columbus, Ohio. Harding, George. Mgr., Spokane Oxy-Acetylene Co. & The Paulsen Realty Co..

1104 Paulsen Bldg.. Spokane. Wash. - Harding. James E.. Cons. Min. Engr.. c/o G. H. Watson & Co..

149 Broadway, New York. N. Y. Harding. P. 0.. Chief Draftsman. The Pyrites Co.. ..................... Wilmington. Del.

0-Hardinge. H. W.. Min. Engr.. Hardinge Co.. Inc.. ....... .I22 E. 42nd St., New York. N. Y. -Hardinge.. Harlowe. Mech. Engr., V.P. & Gen'l Mgr., Hardinge Co., Inc.. ....... .York, Pa. ........................................ I 'Y-Hard inse r . Sanford C ,316 S. Hill St., Globe. Ariz.

Hardison. Allen C.. Civ. & Min. Engr.. ................................ .Santa Pauln. Cal. +Hardy. Charles. Pres., Charles Hardy. Inc.. ........ .dl6 Lexington Ave., New York. N. Y. Hardy. Eugene A., Engrg. Land Appraisement, Field Agent. Southern Pacific Co..

San Francisco. Cal. Hardy, J. Gordon.. ......................... Room 2726, 230 Park Ave., New York, N. Y.

- 6 ~ a r d y . R. A,. ........................................... .401 S. Virginia St.. Reno, Nev. Hardy, Thomas W.. Met. Engr.. Division of Ore Dressing & Met., Mines Branch. Dept. of

Mines, Ottawa. Ont.. Canada. +-I, William C.. Sec.. William A. Hardy & Sons Co. ................ .Fitchburg, Mass. +Hardy Willis W.. .................................... .6747 Kimbark Ave.. Chicago, Ill. ~ a r k e s : William, c/o P. J . Ellis.. .................... .3940 Tracy .Ave., Kansas City. Mo. ............................................ d a r l e y . G. Townsend.. Box 846, Clifton, Ariz. +HarloK, Carleton S., Asst. Met.. Nichols Copper Co. .............. .Laurel Hill, L. I.. N. Y.

............. fHarlton. Bruce H.. Geol. & Engr.. Amerada P e t Co.. Box 2022. Tulsa Okla. Harman, Everette McD.. Pres., Puritan Coal Carp.. ................ Puritan Mines, W. Va.

... , Harmon. Benjamin G, Met., V.P.. The Gas Machinery Co. .6 N. Michigan Ave Chicago, 111. IHarmon. John Paul. . ................................... 4 1 Oakley Dr.. Clayton, Mo. la arner. Loyal1 8.. Met. Engr., Supt., Mill Dept., Golden Cycle Min. & Reduction Co;.

Colorado Springs. .Cola. Hamberger . T. K, Geol., Investments.. .................... .Sophian Plaza Tulsa Okla. 6 -Harper, Arthur Finley. Min. Engr.. Supt., Coal Mines, Sloss Sheffield Steel & Iron 60..

Maben. Ala. *Harper. Charlea 8 Jr.. ...................... ,313 Loney St. Fox Chase Philadelphia, Pa. Harper. John B., in. Engr.. Gen'l Mgr., The Re~ubl ican ~ i ; l . & Metal 'co.. Ltd.,

Wadley. S.L.P., Mexico. ........................... *Harper. Lawrence. Chem.. Pittsburgh Coal Co Pittsburgh. Pa.

Harper. T. E.. Jr, Research Chem., Cerro de Pasco Copper Corp.. ......... .Oroya. Peru. ..................................... *Harrington. Charles K.. Bethel, Sullivan Co., N. Y.

Harrington. Charles L.. Min. Engr., U. S. Mineral Surveyor, 1422 Colorado St.. Idaho Springs. Colo.

:- '&-Harrington. Daniel. Chief Engr., Safety Div., Bureau of Mines, Winder Bldg.. Washington. D. C.

Harrington. George B., Pres., Chiago. Wilmington & Franklin Coal Co.. 407 McCormick Bldg.. Chicago, Ill.

&-Harrington. George L.. Geol.. Standard Oil Co. of Argentina, General Ballivian, Km. 1362. F.C.C.N.A., P'cia de Salta, Argentinn. 8 -Harrington, L. C., Praf., Min. & Met.. University of North Dakota.

University Station. Grand Forks: N. D. e r r i n g t o n , R. F.. Chem. & Met., Hunt-Spiller Mfg. Corp.,

383 Dorchester Ave.. Boston. Mass. Harris. Arnold W.. Min. Engr.. Wiluna Gold Mines. Ltd.. Wiluna, Western Aust., Australia Harris. Arthur Linee, Pres.. LaJava Gravel Co.. ............... Box 924, San Benito. Tex. * H a d & Charles Victor, Student. Univ. of Arizona. ........................ Tucson. Ariz. Harris, h a n k W.. Met., Tainton Research Corp.. ........ .3100 Elm Ave., Baltimore, Md. Harris. G. A. Ronald. Min. Engr.. ................. ,481 Ridout St., London, Ont.. Canada. Harris, Henrg, Dir., Messrs. H. J . Enthoven & Sons, Ltd.,

62 New Broad St. London E. C. 2. England. Harris. James E.. Met.. Bell Telephone Labs.. Inc . . ....... .465 West S; New ~ b r k . N. Y. tHarris. Laurence V. D.. Bldg. Contractor. V.P.. Kuhn, Smith & I-IarrjL. Inc.,

461 Eighth Ave.. New York, N. Y. tHarris. Sidney, Merchant, Buyer of Ores & BY-Products, Mgr.. Lakeside Met. Co.,

2324 E. 69th St. Chicago Ill. Harris, Thomas D.. Bulolo Dredging Co.. Ltd.. .................... .Salamoa ' New ~ u i n e a . Harris. W. G., Min. Engr.. ...................... ,110 Wallace Ai;e.. Coeur 6 '~ l ene . Idaho.

Harrison, Alan C.. Mill Foreman, Burmah Carp., Ltd.. ...... .Namtu F 9 S. Burma India. harrison. G. E.. Cons. Min. Engr.. .......... .I821 Humboldt Ave.. k., 'l&nkeapolis: Minn. . Harrison, Perry G.. Min..Engr.. Mgr., Evergreen Min. Co.. ................ .Ironton, Minn. Harrison. Thomas 8.. ........................................... Box 324, Encinitas, Cal. *Harrison, Wilbur A.. Relief Operator, Asst. Chem. Gngr., American Potash & Chemical Co.,

Tmna, Cal. *-Harrison. William H.. Cons. Engr ..................... .Denrike Bldg., Washington, D. C. - liHar,rimn. William H.. Jr.. J r . Min. Engr., Anglo-Chilean Cons. Nitrate Corp..

Caailla 17, Toeopilla, Chile. Harrod. Wayne A.. ........................................ .Box 996. Santa Monica. Cal.

For explanation of smbqls , see page 65.

MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES 111

Harroun . D o u g h s Houghton ............................. 1958 Marin Ave .. Berkeley . Cal . . JIHarsenyi. John, West Virginia Coal & Coke Corp ........................ .Om8 r. W . Va THarshberger . A . J .. Pres .. Mine Dept.. Chamber of Commerce ...... Box 386 . Tucson . Ariz . Hart. Charles ...................................................... .Box 148 . Media. P a . Hart . Lyman H .. Geol .. Geol . Dept., Anaconda Copper Min . Co ..

526 Hennessy Bldg., Butte. Mont . Hart. Verne A .. Min . Engr.. Mzr.. Lake Almanor Inn Co . . . . . . . . . . . . . . . . .Greenvill e. Cal . t H a r t . William Min . Engr ................................ Box 24. Queenstown. Tasmania . Hartley. ~ e n n e ' t h . Physicist . Pres., Hartley Gravity Balance Corp.,

2404 San Jacinto S t .. Houston . Tex . Hartman. Adolph E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 909 Milam Bldg.. San Antonio. Tex . Hartmann . H . M .. Gen'l Mgr .. Ophir Hill Cons . Min . Co . . . . . . . . . . . . . . . . . . . . .Ophi r. Utah . IlHartshorne, Edward . American Smelt . & Retin . Co .... .Ap t . 63. Chihuahua . Chih.. Mexico . Harvey . Arnold H .. Asst . Engr .. Sussuehanna Collieries Co . . . . . . . . . . . . . . . . .Shamokin. Pa . ?Harvey. finrry D .. Pres . & Treas., The Monarch Engrg & Mfg . Co .

lio6 ~ m e r i c a h Bld g... Baltimore. Md . ]/Harvey . Thomas G . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1612 S . Main St.. Racine . Wis . H a ~ i e . Robert . Cons . Min . Geol .............. 355 Metcalfe Ave .. Westmount. Que.. Canada . Hasegawa . Kiohey. Min . Engr .. Furukawa Minin-c Co . . . . . . . . . . . . . . . . . . . . . . . . Tokyo. Japan . Haselton. Charles F .. Safety Engr., Pickands. Mather & Co.,

2000 Union Trust Bldg .. Cleveland Ohio . tHasenoehrl . Victor F .. Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . 196 Berkeley PI.. ~ rook lyn . ' N . Y . Hukell . Samuel. Mgr . Texas Fet . Co . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Bogota. Colombia . Haslam . H a r m M.. ~Aes t iga to r . Research Div.. New Jersey Zinc Co ...... .Palmerton. P a . Haaselbring. Albrecht . . . . . . . . . . . . . . . . . . . . . . 612 Queen St Sault Ste . Marie Ont . Canada . Hastings . Alfred T .. The Dorr Co .. Ltd. Abford House . wil t& Rd., London . S . 'W . 1. ~ n g l a n d . Hastings . John B.. Min . Engr ........ 8663 Cypress Ave.. Southgate . Huntington Park. Cal . Hastinpa.. John H.. Chem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . G o r i e t a N . M .

.Hastinpa. Warren . Mine Foreman . New Jersey Zinc Co . . . . . . . . . . . . . . . . .Ogdensburg. N . J . 5-Hatcher . Burrell R., Mgr., Min . Dept .. Ameriean Smelt . & Refin . Co ..

813 Cons . National Bank Bldg., Tucson . Ariz . Hatehett. Samuel P ................................. 4903 V . St.. N . W.. Washington. D . 0 . tHatfield. Arlo Clark. Graduate Student . Univ . of Texas .

Box 1650 . University S t a . Austin . Tex . Hatori . Takumatsu . Met . Engr . . 910 Kamiuma Komazawa.Machi . Yebara-Gun. Tokyo. Japan . tHaug. Ethelbert. Haug & Kinsella Lease .................................. .Mulla n. 'Idaho . Haultain . H . E . T .. Min . Engr .. Dept . of Min., University of Toronto .

Toronto . Ont., Canada . Haury . P . S .. Simms Oil Co . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1004 Magnolia Bldg .. Dallas . Tex .

.-Haven. William A.. V.P.. Arthur G . McKee & Co ...... 2422 Euclid Ave.. Cleveland. Ohio . k Havenor . H . E .. Stock Broker . Havenor. Pett & Co., 510 Newhouse Bldg., Salt Lake City . Utah .

Haverfield . M . George . Pres., The Haverfield Materials Co .. 2230 West 5th Ave .. Columbus . Ohio .

Hawdon . William . Cleveland Technical Institute. corporation Road . Middlesbrough. England .

Hawker . Edward William . Met ........................ East Bungaree . Clare . S . Australia . %-Hawkina . Glenn D .. Geol.. The Carter Oil Co . . . . . . . . . . . . . . . . . . . . . .Box 2045 . Tulsa . Okla . ..................................... Hawkins. T . G.. J r 160 .E . 50th S t .. New York . N . Y .

Hawkridge. Leslie D.. V.P .. Hawkridge Rros . Co ........... 303 Congress St.. Boston. Mass . ?Hawks. Herbert D.. Anaconda Wire & Cable Co ....... 430 Colyton St.. Los Angeles. Cal . Hawley. Robert H.. Engr . of Mines .................... 1218 Menlo Ave.. Loa Angeles. Cal . *Hawn . A . Conrad . Student . Michigan College of Min . & Tech ..

233 Colleze Ave .. Houghton. Mich . -Hawthorn . David G .. Pet . Engr.. Barnsdall Oil Co ................ Box 2033. Tulsa. Okla .

Hawxhumt. Robert. J r .. Min . Engr . & Geol. Crocker First ~ a t i o n a l Bank Bldg San Francisco Cal .

Hay . Henry. Min . Engr. . . . . . . . . . . . . . . . . . . . . . . . . . . 940 S . Windsor ~1v.h.. Los ~ n ~ e l e s : Cal . *Hay . John Oliver ...................................................... Kensington. Md . Hay . Robert . Lecturer. Met . Chem.. The Royal Tech . College ........... .Glasgow. Scotland . Hayashi. Shinsaku . Chief Engr., Engrg . Depts., Mitsui Tazawa Colliery.

Gotoji . Taeawa.gun. Fukuokaken . ~ a p a n . Hayden . C . T.. Gen'l Mgr.. O'Gara Coal Co ............. 332 S . Michigan Ave.. Chicago. I11 .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . tHayden. Charles 25 Broad St.. New York. N . Y . ........................... h- S -tHayden William F .. Cons . Engr Drawer 154. Gold Beach. Ore .

*Hayden: William Martin. Tech . Supervisors Dept.. American Brass Co .... Ansonia. Conn . &A,- Hayes . Albert 0.. Geol.. Prof.. Dept . of Gml .. Rutgers Univ ......... .New Brunswick. N . J . w- Hayes Anson Dir .. Met . Research. The American Rolling Mill Co .. .Middletow n. Ohio

~ a ~ e a : D . I .. kmerican Zinc Co .................... 943 Paul Brown Bldg .. S t . Louis .. MO: .......................................... Hayes F . H .. Cons . Engr Box 524. Warren. Ariz .

Hayes . James Edward. V.P.. The New Jersey Zinc Co ...... 160 Front S t .. New York. N . Y . Hnyler. George E., Jr., Engrg . Executive. Henry L . Doherty & Co ..

60 Wall St., New York . N . Y . d- Heynea . Justin H .. Val: Engr., The Lloyd-Thomas Co.,

303 Continental Oil Bldg., Dznver Colo . me Haynea . Winthrop P., Chief Geol .. Foreign Producing Dept .. European Branch. standard Oil Co . of N . J .. 82 Avenue des Champs Elyaees. Paris. France .

Hays . C . G .. Engr.. Lake Superior Coal Co .............................. Superior . W . Va . Hayward . Carle R .. Asaoc . Prof., Met., Massachusetts Institute of Tech ..

Cambridge. Masa . IlHayward . Harold Lewia . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118 S . Excelsior St.. Butte . Mont . Havward . J . T .. Barnsdall Oil Co ................................. Pet . Blda .. Tulsa . Okla . . .

For explanation of symbols. see page 66 .

MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES 113

.................................... Henley. A. 9.. ,236 E. Hillcrest Blvd.. Monrovia. Cal. . . . . . . . . . . . . . . . . . . . . . . . *-Hennen, Ray V.. Bank of Morgantown Bldg.. MorgantDwn. W. Va.

Henning, C. C.. Met., South Side Wks., Jones & Laughlin Steel Corp.. .... .Pittsburgh, Pa. Henning. John L., Cons. Engr., General Practice ....... ,626 Kirby St., Lake Charlea. La.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Henny Gerhard.. 1 0 3 1 S. Broadway. Los Angeles. Cal. ( ~ ~ e n h c k s e n . Ray, Assoc. Prof., Yin. Engrg. & Ore Dressing. Alaska Agricultural College

& School of Mines, College, Alaska. .............................. IlHenry, Andrew M., Penn Metal Co.. .Parkersburg, W. Va.

Henry. J. Thompson. Land Surveyor & Min. Engr.. ...... .Martha Furnace, Center Co.. Pa. Henry. James S., Jr.. Min. Engr., Cia. Minera Choco-Pacifico,

Andagoya, via Buenaventura. Colombia. Henry, Joseph 5.. Cons. Engr., Austral Malay Tin, Ltd.. ...... .Taiping, Perak, F. M. 9. Henry, P. E., Cons. Min. Engr., Cie. de Mokta-el-Hadid. .GO rue de la Victoire. Paris, France. .......................... Henry. Philip W., Cons. Engr.. .76 West St., Rew York. N. Y. Hensley. James H., Jr., Min. Engr., Asst. Mgr., Miami Copper Co.. .Box 100. Miami. Ariz. Henton, Hugh M.. Met. Engr.. Assoc. Prof., Met.. The Alaska Agricultural College and

School of Mines. College, Alaska .......................... -Hepburn. Arthur E.. Cons. Engr.. .Tremont Hotel, Denver, Colo.

Heppenstall C. W Gcn'l Mzr. Heppenstall Co.. . . . . . . . . . . .4620 Hatfield St., Pittsburgh, Pa. Heppenstall: ~obe';t B.. v.P.,' Heppenstall Co.. ........ ,4620 Hatfield St., Pittsburgh. Pa. Herald. Frank A.. Pet. Geol. & Engr.. 2106 Fort Worth Natiollsl Bank Bldg., Fort Worth. Tex. tHerald, Julius. Chem.. Pittsburgh Coal Co .................................. Library, Pa. /\Herbert. C. F., First Aid Miner, Car No. 4. U. S. Bureau of Mines. ...... .Vincennes. Ind. Herbst. George E. Open Hearth Supt.. McConway & Torley Co.. .48th St.. Pittsburgh, Pa.

......... Herchmer, Lawrence Theodore, Gen'l Supt.. Rankl in Fluorspar Co Rosiclare, Ill. Hhrivel, Emest Ph., Mine Supt., Taiut lan Unit, The Mexican Corp., S. A.,

Aire Libre. Pue.. Mexico. IIHerkenhoff. Gordon E.. Min. Engr., Engrg. Dept., Middle ~ i h Grande ~onservancy Dist.,

Socorro, N. M. Herman, John, Assayer .& Chemist.. ........... ,339 S. Los Angeles St., Los Angeles, Cal.

............................. fHermsdorf, R. P. E.. U. S. Metals Refin. Co Carteret, N. J. Herndon, E. L.. Treas., Eastern Steel Co.. ................................. Pottsville, Pa.

If)--Herdld, Stanley C.. Pet. Geol ............................... ,1101 Ethel St., Glendale, Cal. Heron. Charles M.. Field Engr., United Verde Extension Min. Co.,

346 S. Serrano Ave., Los Angeles, Cal. - Heroy, William B.. Executive Geol., Sinclair Exploration Co., 46 Nassau St., New.York. N. Y. " Herr, Irvin. Gen'l Mgr.. Cia. Minera del Cubo. S. A,. Apt. 49. Guanajuato, Gta . Mexico.

Herres, Otto, Jr., Min. Engr.. Asst. Mgr.. United States Fuel Co., 1019 Newhouse Bldg., Salt Lake city, USBh.

Herron. James H.. Cons. Met. Engr.. Pres.. The James H. Herron Co.. 1360 W. 3rd St.. Cleveland. Ohio.

Hersam. Ernest A., Prof.. Met.. Univ. of California. ;. .................. :.. .Berkeley. Cal. -Hershey, Oscar H., Min. Geol., Hershey & White. ,924 Crocker Bldg., San Francisco. Cal.

@ * s _ H ertel. F. W.. Pet. Engr., Associated Oil Co.. ............................. Ventura, Cal. tHerty, Charles H.. Jr.. Hunt A w a r d , A.I.M.E., 1928: Physical Chem., Pittsburgh Experi-

ment Sta., U. S. Bureau of Mines. 4800 Forbes S t . Pittsburgh, Pa. taertzog, E.-L . ........................................... .Box 763, Spartanburg. S. C. Herz. Nathaniel, Chief Chem., Homestake Min. Co.. .......................... Lead. S. D. Heseldin. George. Iraq Pet. Co., Ltd.. ..................................... Kirkuk. Iraq. Heakett. John A., Met., Onakaka Iron & Steel Co.. Ltd.. ........ .Onakaka, New Zealand.

................... Hess. Edwin W., Cons. Engr.. Room 2-6. Murray Bldg.. Clearfield, Pa. Hess. Frank L., Geol., Chief, Rare Metals & Non-Metals Div., U. S. Bureau of Mines..

Washington, D. C. Heas. Oliver P., Registered Professional Engr. & Land Surveyor, associated with

E. W. Hess. 400-401 Deposit National Bank Bldg.. Du Bois. Pa. Hesse, Alfred William, Chief Coal Min. Engr., The Youngstown Sheet & Tube Co.,

Nemaeolin. Pa. (1 Heuberger. R. E.. . . . . . . . . . . . . . . . . . . . . . . . . . c/o C. E. Howell, R. F. D. 6. Pontiac. Mich. tHeuer. R. P.. Dir. of Research, General Refractories Co.. ,106 S. 16th St., Philadelphia. Pa. Hewett. Donnel F.. Geol.. U. S. Geological Survey. .................. .Washington. D. C. Urngill, Russell. Chem.. Ontario Refin. Co.. . . . . . : . . . . . . . . . . ..Copper Cliff. Ont., CBnada. E m i t t . Erskine. Sec.. Pesuest Co.. . . . . . . . . . . .Room 1760, 60 Church St., New York. N. Y. Bey. Harry. Chief Met., Electrolytic Zinc Co. of Australasia, Ltd.,

Dox 856 K.. G.P.O., Melbourne, Vic., Australia. Hibbard. Henry D., H o w e Men~or iu l Lcc t?~re l ; 1328; Cons. Engr.,

144 E. 7th St.. Plainfield. N. J. Hibbard. wai ter R., Technical Dept., American Brass CO.. ............. .Waterbury. Conn. Hibbert. Ernest. Noranda Mines, Ltd.. ... .804 Royal Bank Bldg., Toronto, 2. Ont., Canada. Hickey. George M., Tech. Dir. & Met.. J. Bishop & Co.. Platinum Wks.. ..... .Malvern, Pa. Hickok. Charles Nelson. Sales Mgr., The M. A. Hanna Co.,

1300 Leader Bldg., Cleveland, Ohio. *Hickok. Kenneth E., Met. Engr ... Mine & Smelter Supply Co ................. Denver. Colo. Hlcks. Charles M., Min. Engr., Mln. Dept.. The Grasselli Chem. Co.. ...... .Cleveland, Ohio. Hicks. Frank V.. The Union Pacific Coal Co.. ............................. Superior, Wyo. Hick8 J. M.. .................................................. ..Box 316. Pottsville. Pa. ~ i c k s : John R.. Min. Engr., Howard N. Eavenson & Associates

1300 union' Trust Bldg., ~ i t t sbu rgh , Pa. , Hiers. George 0.. Met., Research Laboratories. National Lead Co.,

106 York St., Brooklyn. N. Y. Higgins, A. Howard, Cons. Met., Minerals Separation, Ltd..

62 London Wall, London, E. C. 2, Engtand.

'20 '08 'OX

For explanation of ~ymbols, see page 66.

Hoffman . Robert B .. Chief . Service Dept.. Mineral Point Zinc Co ............... .Depue. I11 . Hoffman. Robert D.. Min . Geol ................. Room 702. 452 ~ i f t h Ave.. New York. N . Y . HoEmann . Karl F.. International Min . Corp ..... 27th Floor 29 roadway. New York. N . Y . Hofimann . Roes B .. Min . Engr ............................... 8 8 Perry S t .. Oakland . Cal . Hoffmann . Rudolph . Prof . Dip1 . Ing.. Deutschland . . . Clausthal i.H .. Erzstrasse 876. .Germany . Hofstrand. 0 . B.. Met . & Constr . Engr .......... 619 Newhouse Bldg.. Salt Lake Clty. Utah . *Hogaboom. George Byron..Jr ......................... 557 Stanley St.. New Britain . Conn . tHogan . Eugene N .. Asst . Foreman. Emma Mine. Anaconda Min . Co ......... .Butt e. Mont . Hogle . James A., Bond Dealer & Stock Broker . J . A . Hogle & Co.,

169 Main St .. Salt Lake City. Utah . Hogoboom. William C .. Structural Engr .. City of Los Angeles.

657 City Hall. Los Angeles. Cal . Hoke. C . M .. Mis a. V.P .. Hoke . Inc . : Cons . Chem .. Jewelers Technical Advice Co ..

22 Albany S t .. ~ e w York N . Y . '29 0 -Holbrook . E . A.. Dean. School of Engrg . & Mines . Univ . of Pittsburgh ..... .Pittsburkh. Pa.' '08 Holbrook . George W.. Mech . Engr: ....................... 80 N . Main St.. Wellsville. N . Y . '31- Holden . Edwin C .. Cons . Min . Engr ...................... 4326 Roland Ave.. Baltimore . Md . '9'1 Holden. ROY J .. Prof . of Geol.. Virginia Polytechnic Institute ............. .Blacksbur g. Va . '03 Holder . Grover C.. Foster Wheeler Corp .................................... Carteret. N . J . '18 Holderer. George B.. Min . Enar . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Jefferson Rd.. Scarsdale. N . Y . '12 Holnate . Thomas E ................................. 173 Blackburn Rd .. Darwen . Eneland . '92 .............. . . . ......

'Holland . A . A., cons . Engr . . . . . . . . . . . . . . . . . . . . 3 St . Leonards Ave .. ~ o i o n t o ; Ont., ~ a n a d a . '18 (Holland . Charles T., H . E . Willson Enarg . Co ........................... .Winon a. W . Va . '27 a- , olland . L. F . S .. Min . Engr ....................... 1768 N . La Brea Ave .. Hollywood, Cal . '01 . Holley . Carlos E ................................. 154 Elm S t . W.. Sudbury. Ont.. Canada '22

.+Hollinshea d. Ear l D .. Ener .. Universal Atlas Cement Co .... 222 W . Adams St .. Chicago . I11 . '28 . ~ o l l i s . ~ h a r i e s B.. Supt.. astern Talc Co .......................... Box 489. Randolph. . Vt '10 . Hollis. Geoffrey C ............................. .29. Alexandra Rd.. Reading. Uerks. England '06

Hollis . H . L .. Cons . Min . Engr . . . . . . . . . . . . . . . . . . . . . . . . . 1549 Railway Exchange . Chicago. I11 . '86 . Hollman. E . G .. Research Zab.. Eagle-Picher Lead Co .......................... .Jopli n. Mo '23

Holman . Francis C .. Saving Union Branch . Mercantile Trust Co .. . . . ~

1 ~ r a k Ave .. San Francisco. Cal . *Holmberg. Milton E ...................................... 407 N . Perry St.. Titusville . Pa . Holme . Percy E.. Asst . Mgr .. Patino Mines & Enterprises Cons.. Inc ..... .Llallagu a. Bolivia .

-Holmes, Frank J ............................................. .Box 19. High Rolls. N . M . Holmes. Grant . Mfr.. Pres.. Robert Holmes & Bros.. Inc ... 208 N . Brevard Ave.. Tampa. Fla . Holmes. John A ............................................................ .Dover. N . J . Holmes. John K.. Sec . & Chief Engr.. Robert Holmes & Bros .. Inc ............ .Danville. I11 .

J o w h Austin. 2nd . Pet . Engr .. Lago Pet . Corp .... .Ap t. 172. Maracaibo . Venezuela . =-Holsapple. Lloyd . Pet . Engr.. Sinclair Oil & Gas Co. ............. .Box 877. Seminole; Okla .

Holstein. George M . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2406 La Mesa Dr .. Santa Moriica . Cal . Holstein. L. 9.. Chem.. New Jersey Zinc Co .............. 160 Front St.. New York. N . Y . .Halt. Stephen Philip ...................... 530 E . South Temple St.. Salt Lake City . Utah . Holt . Theodore P.. Met . Engr .......................... 313 Turnbull Drive . Whittier. Cal . )Holz . Herman A.. Testing Engr ........................ 167 E . 33rd St.. New York. N . Y . Home . William L .. Min . Engr ................................ 63 Sussex Rd .. Tenafly . N . J . Homer . Dudley Denison. Gen'l Mgr., Minas de Matahambre

~ L t a h a m b r e . P i n a r del Rio . Cuba . Homerberg . Victor 0.. Assoc . Prof.. Physical Met .. . -

Room 8.303 . Mass . Inst . of Tech., Cambridge. ~ a s a . *Eon. Richard J .. Operator. Contracting Plant . Miami Copper Co ........... .Miam i. Ariz . . Hrme. Bobert David .......................... Apt 43. 167 1st Ave.. Salt Lake City . Utah . Honeyman . P . D . I .. Supt.. International Smelt . Co .......................... Miami . Ariz .

w - H o n n o l d . W . L. Min . Engr .... 1210 Pacific Mutual Bldg.. 523 W . 6th St.. Los Angeles. Cal . Hood . B . B ........................................ 3820 Broadview Dr.. Cincinnati. Ohio . Hood . Karl Kedzie . Min . Engr ..................... 104 Fairview Ave.. South Orange. N . J . Hood . Osni P .................................. 1831 Irving St .. N . W .. Washington. D . C .

....................................... Hood Bichard Haden Box 1445. Palm Springs. Cal . H W ~ Carl Robert . Min . Engr., Separator & Concentrator Supt.,

Luossavaara-Kiirunavaara Aktiebolag . Malmberget. Sweden . Hook. Charles R., V.P. & Aast . Gen'l Mgr., The American Rolling Mill Co ..

Middletown . Ohio . 4 Hook Ira Thorn ae. Test Engr.. The American Brass Co ................... .Ansoni a. Conn .

3(L. ~ o o k L r . Brlan Min . Engr., care j . H . Hooker. Australian Mutual Provident Soc., Melbourne . Vie .. Australia .

Hooper . Frank C .. Met . Engr., Mgr., Barton Mines Corp., North Creek. Warren Co., N . Y . )Hoover. b d l e y A .. Met ................................. 119 W . Tupper St.. Buffalo. N . Y . .................. Hoover H . Earl V.P E n s r s . Dept . The Hoover Co North Canton Ohio . &- R O O V ~ , HERBERT: William ~ a h r e n c e Saz~nzders Medallist. A.I.M.E., 1928 : ' ~ o h l t

Fritz Medallist. 1929 ; Room 2000. 42 Broadway. New York. N . Y . *Hoover. Paul K.. Min . Engr .................... 173 Greenwich St.. Hempstead . L . I.. N . Y . Hoovot . Ray P., Gen'l Mgr., Hoover & Mason Phosphate Co.,

2300 Willoughby Tower. 8 South Michigan Ave., Chicago. I11 . Hoover . Theodore J .. Prof .. Min . & Met .. Dean. School of Engrg .. Stanford Univ., . ~

. Stanford Unhersity . Cal . '00 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . )Hoover . Willlam B .. Humble Oil & Refin . Co Tyler Tex . '28

............................ Hope . Lapslw W .. Min . Engr 808 Vine St.. Chattanooga . Tenn . '1R Hopking Edwln B .. Cons . Pet . Geol . . . . . . . . . . . . . . . . . . . . . . . . 25 Broadway. New York . N . Y . '18 Hopkins . J . E .. .Asst . Mgr.. charge of Dredeing. Fairbanks Exploration Co ..

Fairbanks . Alaska . '20 Hopkins Oliver B.. Chief Geol.. Imperinl Oil. Ltd . . . . 66 Church St.. Toronto. Ont .. Canada . '30

................ f 'Fiopkins: Percy E .. Cons . Min . Geol 25 King St.. W .. Toronto . Ont .. Canada . '31 .............................................. Hopkina . Robert H .Box 243. Quincy. Fla . '19

For explanation of symbols. see page 65 .

116 MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

............................................. Hopper. Walter E Box 1280. Shreveport . La . tHoppoek. Harland H.. The W . T . Rawleigh Co ............................. .Freeport. I11 . tHorcasitas . A . 9 .. Mine Foreman. Cia . Industrial "El Potosi S . A.,"

Apt . 13. Chihuahua. Chih .. Mexico . Horgan . Matthew W .. Coal Min . Rep., Monongahela West Penn Public Service Co ..

Fairmont . W . Va . Horibe . Y .. Met . Engr., Mitsubishi Smelter. Naoshima Nr . Uno Port Okayamaken. Japan . Horiuchi . T .. Meiji Min . Co .. Ltd ............................ Tobata. Fukuokaken. Japan .

-Horle . Ariel F .. Supt.. American Smelt . & Refin . Co ........................ .Kernvill e. Cal . . . . 'Horn. .George J . ................................................ 2113 High Denver Colo Horn . W . Freeman . Met . & Dev . Engr., Head . By-Producta & Intelligence Depts., The Brit-

ish Aluminum Co., Ltd., Adelaide House . King William S t .. London . E . C . 4 . England . Home. Emery H.. Supt .. Weyanoke Coal & Coke Co ....................... .Arist a. W . Va . Home . Joseph A., V.P .. Charge of Prod., The Yale & Towne Mfg . Co.,

Chrysler Bldg 406 Lexington Ave., New York. N . Y . Horner . Preston K .. Min . & Met . Engr. ....... 62 ~ d n d o n Wall. London . E . C . 2. England . Hornor . Carl L.. Civ . & Min . Engr.. Hornor Bros .... 314 W . Main S t .. Clarksburg . W . Va . Ho.rnor. R . R .. Min . Engr ........................... 142 East Main St.. Clarksburg. W . Va . Horsborgh . James .......... 68 Dmmalbyn Rd .. Bellevue Hill. Sydney. N . S . W.. Australia . Horton Frederick W Min . Engr.. U . S . Bureau of Mines ............. .Washington. D . C . Herton: He-n H.. 'bdgr.. The Moctezuma Copper Co ............ .Nacozari. Son.. Mexico . Horwood. C . Baring. Cons . Min . & Met . Engr.,

18 Abbey House. Victoria S t .. London. S . W . 1 . England . Horwood. E . J., Broken Hill Prop . Co.,

Stock 'Exchange Bldg .. Little Collins St., Melbourne. Vie., Australia . Hoskin Arthur Joseph .............................. 68 N . Edgewood Ave.. LaGrange . I11 . ~ o s k i n k . William J Mgr . Granada-Rouyn Min . Co.. Ltd ........... .Rouy n. Que.. Canada . *Hoslrins . C . ~)ecker :~et . khem . . Bunker Hill & Sullivan Min . & Cone . Cd .. Bradley . Idaho . Hoskins. Willlam. Chem . and Assayer. Mariner & Hosklns. Inc.,

Room 325. 222 W . Adams St., . Chicago. I11 . ')&-Hosler . Rash N .. Supt .. Coal Mine Section. Pennsylvania Compensation R%ting & Inspection

Bureau. 1004 Payne-Shoemaker Bldg.. Harrisburg. P a . tHosted . Edward Gabriel . Dept . of Mech . Engrg.. Drexel Institute ....... .Philadelphi a. P a . H d e t t e r . Allard Gen'l Supt . of Coal Mines. Manhattan Coal Co ....... .Nelsonville. Ohio . Hotchkin. Harry' . ...................................... 6522 Kenmore Ave .. Chicago . Ill . 53 -otrhkin . Merrltt W.. Toburn Gold Mines. Ltd .............. Kirkland Lake. Ont.. Canada . . Hotchkiss . W . 0 .. Pres.. Michigan College of Min . & Tech ............... .Houghton. Mich . ...................... Hotz . Walter . Lecturer. Pet . Geol .. Univ . of Basle Basle. Switzerland . Houdremont. Eduard . Asst . Mgr.. Krupp Steel Wks ..................... .Esse n. Germany . Hoagh D L.' ........................................... 61 E . 42nd St.. New York. N . Y . //Houk: i w r e n c e G . . . . . . . 301 Columbia Bank Bldg .. 4th Ave . & Wood St.. Pittsburgh. P a . Houle . Albert J ............................................... .Box 673 . Douglas . Ariz . Houle; Arthur .......................................... 1303 East 6th St.. Tucson. Ariz . Houser. J . N .. Gen'l Mgr .. Tennessee Copper Co ......................... .Copperhill. Tenn . Houston. David Fleming . V.P., Houston Coal Co .. 1622 Union Trust Bldg., Cincinnati . Ohio . Houston . Fred K .. Pe t . Enar., Maple Leaf Oil & Refin . Co . Ltd .. Coutta. Alta., Canada . ......... Houwert . F . J .. Dir .. The.Billiton Co .. Prinsessegraeht 2 1 The Hague. Netherlands . Hover . D . L. C .. Sec.. New Mexico State Board of Pharmacy ........... .Cloudcrof t. N . M . Hovlana John ......................................................... Hyder. Alaska . ~owald. ' Ferdinand . Min . Engr ........................... 78 Park Drive. Columbus. Ohio . Howard . James H .. Mgr .. Amparo Mining Co ..................... .Etzatlan. J aL . Mexico . Howard . L. Ogilvie .............................. 3210 Beach Dr .. Victoria. B . C.. Canada . Howard. Leslle E .. Dir . of Research. Simonds Saw & Steel Co ........... .Lockport . N . Y . Howard . Louis Orrin . Min . Engr ...................... 1906 Indiana Ave.. Pullman.' Wash . Howard . Paul J .. Pet . Engr .. State of California. Div . of Oil & Gas .

430 Patterson St., Long Beach . Cal . Howard. T . C . L ..................................... P. 0 . Beatrice. S . Rhodesia . Africa .

................ *Howard . Victor . J r . Min . Engr.. Anaconda Copper Min . Co Butte . Mont . .............. Howarth. Fred W.. State Mine Inspector . State of Pennsylvania Republic. P a . F - Howbert . Van Dyne . Min . Engr., The American Metal Co., Ltd.,

6 1 Broadway. New York . N . Y . Howe. Albion 8 .. Min . Engr., Gen'l Mgr., T h e c e n t r a l Eureka Min . Co .. Sutter Creek. Cal . Howe . Ernest . Geol .................................................... .Litchfield. Conn . Howe . R . E.. Gen'l Supt.. Cananea Cons . Copper Co.. S . A ......... .Cananea. Son.. Mexico . & -Howe. Randolph W .. Min . Engr .. Milton Hersey Co.. Ltd ......... .Montreal. Que .. Canada .

.............. Howell. Spencer P .. Explosives Engr.. U . S . Bureau of Mines Pittsburgh. P a . Howells . George A .. Special Representative. Ingersoll-Rand Co.,

11 Broadwav . New York . N . Y . . . . .. . . . Howie . Howard . Gen'l Supt., Roane Iron Co ............................. .Rockwood. Tenn .

a-Hoyle , Charles . Resident Mgr .. Cia . de Cobre Magistral Ameca. S . A .. Box 7 . Ameea . Ja l .. Mexico .

Hoyt. Elton. 2nd . Member of Firm. Pickands . Mather & Co., 2000 Union Trust Bldg Cleveland Ohio .

-tHoyt . Henry Bears, Partner . A . Milne & Co ........ 745 Washington ~ t . . " ~ e w ~ o r k . ' N . Y . H o ~ t . James King . Jr.. Sales Mgr .. A . Milne & Co .... 745 Washington St.. New York. N . Y . li oyt . John Terrell .................................. 5 W . 42nd St.. New York. N . Y .

Hoyt. Philip 8 .. Min . Geol ........................................... Las Tablas. N . M . Hoyt . Samuel I... Research Met.. A . 0 . Smith Corp ..................... Milwaukee. Wis .

...................................... Hubbard . Bela . Carter Oil Co Box 2046 Tulsa . 0k.a . -Hubbard . Charles R.. Student. Missouri School of Mines & Met ................ .Rolls. Mo .

IIHubbard. Mark Egerton. C y p ~ s Mines Corp ................ .Skouriotissa. Nicosia. Cyprus . Hubbard . William E .. H~rmble Oil & Refin . Co ............................ .McCamey . Tex .

For explanation of smhofs. see Dage 65 .

MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES- 117

Hubbell, A. H.. Min. Engr.. Assoc. Editor, Engineering & M M n g Journal, 330 W. 42nd St.. New York, N. Y.

Huber, Charles F., Pres.. Lehigh & Wilka-Barre Coal Co.. 16 S. River S t . Wilkes-Barre. Pa. Huddle. Charlea R.. Min. Engr. & Supt.. Ivanhoe Min. & Smelt. Corp.. ....... .Ivanhoe. Va. Hudson. E. J., Mgr., Pioneer Furnace Dept., The Cleveland-Cliffs Iron Co.;

. Marquette. Mich. ...................................... Hudson. Frank 8.. 1625 Opechee Way, Glendale, Cal. IlHudson, Roy C., .c/o Inspector of Naval Material.. ......................... .Munhall, Pa. (JHuefner. Otto A:. Min. Engr.. Bunker Hill & Sullivan Min. & Cone. Co..

Box 93. Kellogg. Idaho. ......................... Huey. Richard K.. Deep Rock Oil Corp.. Box 2203, Tulsa. Okla. ........................... +Huff. William Erlin. .R. F. D. 1, Box 352. Mountain V~ew. Cal.

+Huffman, Daniel E.. Met. Chern.. Southwestern Enkrg. Corp. 4800 Santa Fe. Ave.. Los Angela. Cal..

Hughes. A. D.. Min. Engr.. .... ,1204 Crocker F i r s t National Bank Bldg., San Francisco, Cal. ........................... Hughes. H. H.. Jr.. Min. Engr.. 2414 9th Ave.. Los Angela. Cal. *Hoah~s, H. Herbert Asst. Mineral Economist U. S. Bureau of Mines, Washington, D. C. Hughes. James ~ o s i d . Cons. Mi?. Engr., ~ u g h i s , Moore & Sterling,

604-506 Second National Bank Bldg., Wilkes-Barre. Pa. Hughes. Karl 9.. The Hudson Coal Co.. Marvine Colliery ...................... .Scranton, Pa. Hughes. Robert W.. Chief Mine Engr., Miami Copper Co.. ......... .Box 100. Miami, Ariz. Hugill, 0. H., Asst. Supt.. Blast Furnaces, Indian Iron & Steel Co.. . .Asansol, Bengal. India. Huguenin. Emile. Deputy State Oil & Gas Supervisor.. .601-629 S. Hill St., Los Angela, Cal. SHukill, Francis W . . ..................................................... .Middletown. Del. tHuleatt, William P.. Min. Engr., Asst. Prof. of Geol., Colorado School of Mines.

.Golden, Colo. Hulick, Charles E., Treas., Easton Coal & ea umber Co.. ....................... .Easton, Pa. ............................................... tHuliek, William H . Box 97, Bedford, N. Y. ' Hulin, Carlton D.. Cons. Geol.. Asst. Prof. of Geol., Univ. of California,

102 Bacon Hall. Berkeley, Cal. Hull. Daniel R.. The American Brass Co. ............................... Waterbury, Conn. Hull. J. P. D., Business Mgr.. American Association of Pet. Geol.. .. .Box 1852, Tulsa, Okla. Hull, John D Engr.. Ingle Gold Co.. ................... ,353 Colman Bldg., Seattle, Wash. a Hulse ~ l b e r t j . . Asst. Chief Engr H. A. Brassert & Co., 310 S. Michigan Ave., Chicago, Ill. ~ ~ 1 s t : G. P., Supt., American Le2d Co.. ................................ Indianapolis, Ind. Hulst, Harry T.. Chief Engr., Marquette Dist., Oliver Iron Min. Co.. .:... .Ishpeming. Mich.

&,-Hultgren,'Axel, Met. Engr., Stora Kopparbergs Bergslags A. B.. ...... .Soderfors. Sweden. Humbert. Frank U.. Min. Engr . . ..........:........ .405 Alleghany St., Clifton Forge, Va. Humphrey. E. P.. Supervisor of Preparation, Lehigh Navigation Coal Co. .... .Lansford, Pa. Humphrey. George M.. V.P., M. A. Hanna & Co.. .. ,1300 Leader News Bldg., Cleveland, Ohio. Humphrey. George S. . ................................. .19 Hyatt St.. Staten Island. N. Y.

d c H u m p h r e y . H. B., U. S. Bureau of Mines.. .............................. Birmingham, Ala. Humphrey. John M, Pres.. The Lehigh Valley Coal Co.,

133 North River St., Wilkes-Barre. Pa. Humphrey. Thomaa Z.. Smelter Supt. Andes Copper Min. Co.. ........... .Chanaral, Chile. '&- tHumphreys. Albert E., V.P., ~ u m p d r e y s Corp.,

1130 First National Bank Bldg.. Denver, Colo. &-Hundler. 0. B., Prof. of Met.. Univ. of Chile. ............. ..Casilla 2777 Santiago: Chile.

Hunner. Earl E.. Gen'l Mgr., Lake Superior Dist. Iron Mines. The M. A. ~ a n n a Co., 909 Fidelity Bldg., Duluth. Minn. .................................. d u n k John E.. ...... .;. Instructed to hold everything.

Hunt. Leanard W.. Geol., Inspector, Div. of Oil & Gas. State of California. Drawer "N." Taft, ~ a l .

+Hunt. R. C., Attorney a t Law.. ......................... .I65 Broadway. New York, N. Y. -Hunt. Richard N.. Cons. Min. Geol.. .......... .814 Newhouse Bldg., Salt Lake City, Utah. ; % +Hunter, F. R. IUddIeton. Stock Broker. Jacquelin & de Coppet,

47 Brqad St:, New York, N. Y.. ~ u n t e r . ' H.. Min. Engr., Pres., Taio Gold Min. Co., Ltd..

No. 1, Enokizaka,. Machi, Akasaka-Ku, Tokyo, Japan. .Midvale, Utah. ..........

unter. Matthew A.. Prof. of Electrochemistry. Rensselaer Polytechnic Institute. Troy. N. Y. Huntley. Louis G., Cons. Geol. Engr., Huntley & Huntley. .2811 Grant Bldg.. Pittsburgh, Pa.

.I6 Park Row New York N. Y .. .Southern ~ ldg . , ' ~ash ing ton ' , D. C: Huntainger. C. L.. ........ .;. .................. Room 2600. 15 Park Row. New York, N. Y. H a d , Walter E . . ...................................... ,200 Chestnut Ave., Narberth, Pa.

'1 tHurj8, Emil Edward, Min. & Oil Analyist, J. D. Gengler, 14 Wall St., New York. N. Y. \ ~ u r l b u r t . Alfred. Central Public Service Corp.. ...... ..224 S. Michigan Ave., Ch~cago, Ill. IfIurle~. A.L., Pres., & Gen'l Mgr.. New Quincy Min. Co..

. % 706 Continental Bank Bldg., Salt Lake City, Utah. +$(urley, Hsrold Francis. ...................... .Apt. 66, Sam Luis Potosi, 9. L. P., Mexico. +Hnrley. James J., Cerro de Pasco Copper Corp.. ........... .44 Wall St., New York, N. Y. Hu*8h, Robe?. Mgr., Pigment Div., The New Jersey Zinc Sales Co., Inc..

1 - . 160 Front St.. New York. N. Y. - ~ u r i t , M. Ewart, Asst. Geol.. Ontario Dept. of Mines, Parliament Bldgs., Toronto. Ont., Canada.

+Hurt. Everett P.. ............................................... Box 651. Jackson, Cal. -Hurter. Charles 9.. Explosives Ennr., Tech. Rep., E. I. DuPont de Nemoura & Co.. - Room 5104. DuPont Bldg.. Wilm~ngton, Del.

Husband. Herbert B.. Gen'l Mgr.. Fuel Mines, The Chesapeake & Ohio Ry. Co.. Richmond, Va. *Huseby. Juel G.. Mine Surveyor, Mountain Copper Co.. Ltd . . . .Matheson, Shasta Co., Cal. .................................. HUES. E H.. Met., Viking Pump Co.. Cedar Falls, Iowa.

For exglanntion of symbols. see page 65.

118 MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

Hussey . Charles . Mine Operator .................... 604 Empire State Bldg.. Spokane . Wash . '21 ............................... Huston . Charles L . V.P .. Lukens Steel Co .Coatesvill e. P a . '07 ......................................... Huston . Harry Lee Scott St.. San Francisco. Cal . '08

tHuston . J . Stewart . Sec . & Plant Met.. Lukens Steel Co ................. .Coatesvill e. P a . '22 Huston . Milton B., V.P., Charge of Operations . Tonopah Min . Co . of Nevada.

572 Bullitt Bldg .. Philadelphia. P a . '21 -F -Hutcheson . James . V.P. & Gen'l Mgr., Rio Bravo Oil Co.,

511 Commercial .Bank Bldg., Houston . Tex . ................ . . Hutchings . Charles Edward Quints Elisa. Los C~obos Caracas; Venezuela

Hutchina. John Power. Cons . Min . Engr., Russlan Min . Corp .. 5 Place Vendome . Paris. France . ................. Hutchins. Merle E.. Plant Met.. U . S . Aluminum Co .New Kensington . P a .

n'Hutchinson . Edward C .. Pres., Kennedy Mining & Milling Co .. Room 302. Clunie BJdg .. 619 California St., San Francisco . Cal .

Hutchinson. Frank . Cons . Engr ............... 307 First National Bank Bldg .. Duluth. Minn . Hutchinson. George Hunt. Engr., Pittsburgh & Ohio Valley Pailway Co.,

Nevllle Island Sta .. Pittsburgh. P a . .......................... 'Hutchinson . W . Spencer. J r 46 Old Morton St.. Dorchester . Mass . -4Iutchinson . W . Spehcer . Min . Engr., Prof . of Min., Mass . I n s t of Tech., Cambridge. Mass .

Hutch i rn . W .. Min . Engr .. Chiif Engr., Hillcrest Collieries3 Ltd .. Hillcrest Mines . Alta .. c a n a d . . ..... . . . . . . . . . . . . . . . . . . Huttl. John B 1649 Drahthammergasse Graslitz Eger. Czecho.Slovakia

.... ... . Hutton. Gerald H.. Gen'l Mgr.. Anglo-Oriental (Malaya) Ltd : Box 138 Ipoh. F . M . S . 7 Hutton . Meritt . Chief Engr., Colorado & Utah Coal Co.,

1203 First, National Bank Bldg., Denver. Colo . ....................... Hybinette . Victor. Met . Engr :. .......... City Club. Jackson . Mich .

&de . Ed . Edward . Chem.. Andes Copper Min . .Co.. .:..... .Chanaral. via Antofogaata . Chile . Hyde . James M.. Mlne Operator. Min ...................... 2079 Mound St.. Hollywood. Cal . Hrde . R . W.. Met . Engr .. Dwight & Lloyd Sintering Co ...... 76 West S t .. New York. N . Y . Hymer . H . G .. Supt.. Wabigon Mine. Hanna Ore Min . Co .............. ..Box M. Buhl. Minn .

....................... Hynes . Dibrell Pryor. Min . Engr 1549 Railway Exchange. . Chicago. I11 . Ickea . E . L .. Geol Gulf Oil Corp ............. 1221 Subway Terminal Bldg... Los Angeles. Cal . Iddinps. Arthur. h e l d Mgr.. International Pet . Co .. Ltd ............ .Negr~to s. Talara . Peru .

-1hlseng . Axel 0 .. Cons . Min . Engr ..................... 161 East 33rd St.. New York . N . Y . Ikebe . Tatuo . Min . Engr.. Keelung Coal Min . Co .. Ltd ............ .Keelung. Formosa. Japan . Ikeda . Kamesaburo . Chief Engr .. Mitsubishi Kogyo Kaisha. Ltd., M a ~ n o u c h i . Tokyo. Japan . Ikeda. Kenzo . Prof . of Met .. Metal Engrg . Dept., Imperial Univ . of Tohoku. Sendai . Japan . Iki . Tsunenaka . Prof.. Min . Dept .. Engrg . Faculty. Tokyo Imperial Univ ...... Tobo. ' Japan . Illinski. Alexis X ............................ .Room 1226. 201 Varick St.. New York . N . Y . ..................... Ilsley . Ralph. Graduate Student . Mass . Inst . of Tech Cambridge. Mass . Imai . Kiyoshi. Mngng . Dir.. Nippon Min . Co .. Hitachi Mine ............. .Ibaragike n. Japan . t lmmone n. L . G .. Nevada Cons . Copper Co .................................. ..McGil 1. Nev . Inch . J o e p h C.. Min . Engr .. Mgr.. Cia . Minera de Tocopilla ...... Casilla 2 . Tocopilla. Chile . Indo . Zenji . Min . Engr .............. 1355 Sangawa.Shinjiku . Chiba-Shi. Chiba.Ken . Japan . Ingalls . Walter R.. Cons . Engr ............................ 33 Rector St.. New York. N . Y . Ingersoll. Guy E .. Asst . Prof . of Min . & Met., School of Mines. Washington State College .

Pullman . Wash . . ............ tlngham, W . I .......................................................... . .Hartma n. Colo . Ingle . David, Pres., Ayrshire Coal Co ................................. .Oakland City, Ind . Inglis . William Wallace . Pres .. Glen Alden Coal Co ........ 310 Jefferson Ave., Scranton, P a . Innes, Murray ............................................ 1 3 4 7th St., San Diego . Cal . Inouye . Junzo . Met . Engr . Mitsubishi Iron Works, Kenjiho, Koshu, Kokaido . Chosen (Korea! . Inouye . Tadash i i ...................... 28 Minami-cho; Takanawa, Shiba.ku, Tokyo, Japan . Inslee . J . A .: Easley & Inslee ........................................... Las Paz . Bolivia . (Ionescu . Alerander A., Pet . Geol., Romanian Geological Institute ... .Bucharest, Romania . 4 on~des, . S . A ..................................... 303 Continental Oil Bldg .. Denver, Colo .

Iredell, Frank W ............................. Room 2136 233 Broadway New York, N . Y . -Ireland, R. Livingston . Jr., Hanna Coal Co .............. i300 Leader ~ l d k .. Cleveland . Ohio .

Irvin, Donald F .. Oliver United Filters Inc .............. 33 W . 42nd St., New York, N . Y . ?Irwin . Arthur L .. Testing Erigr., Consolidated Min . & Smelt . Co.,

Chapman Camp, B . C., Canadi . Irwin . David D., Min . Engr., Gen'l Mpr., Roan Antelope Copper Mines, Ltd.,

Luanshya, N . Rhodesia, S . Africa . Isekmn, Carl 0 ., Mgr., Cia . de-Gas y Comsbustible Imperio, Apt . 286, Tampico, Tamps .. Mexico . Isbell . W . T., Research Met., S t . Joseph Lead Co .......................... Bonne Terre . Mo . Isern . Elmer Henry, Met . Engr., Commerce Min . & Royalty Co ................ Miami, Okla . Ishikawa Ichiro . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 357 Nishigahara Takinogawa, Tokyo, Japan . Ishikawa . Tomekichi . Min . Engr., Fuel & Met . Investigation Dept.,

Shokusankyoku, Roryoshin, Keijwfigai, Chosen, (Korea) . Iaom, Edward W., V.P., Sinclair Refin . Co ................. 45 Nassau St., New York, N . Y . tItami . Eiichiro, The Kobe Steel . Wks., Ltd ..................... Wakinohama . Kobe, Japan . Ito . Ichiro, Mgr., Mitsubishi Min . Co., Ltd ..

. Mitsubishi Osaka Seirenjo, Shinkawasaki.cho, Kitaku . Osaka, Japan . Ito . Masaki ........................ ..Yamane, SuminwMura, Nii.Gun, Yehime.Ken, Japan . 'Iveraon, Henry G., School of Mines, Univ . of North Dakota ............ Grand Forks . N . D . Ivea, Lee E., Sales Mgr .. C1e.m ent K . Quinn & Co., 662 Union R u s t Bldg .. Cleveland . Ohio . IVY . John S., Unlted Product~on Corp ................ .Box 1760, Mason Bldg., Houston; Tex . Iwai . Kyowke . Gen'l Mgr., Komatsu Seisakusho, Komatsu Machi .

Nomigun, Ishikawaken, Japan . For_explanation of symbols . see page 66 .