Nr

DOCUMENT RESUME

ED 066 345 SE 0111 796

TITLE Product Guide/1972 [Air Pollution ControlAssoc iation].

INSTITUTION Air Pollution Control A s s oc la tion, Pittsburgh Pa.PUB DATE Dec 71NOTE 16p.; ReprintJOURNAL CIT Journal of the Air Pollution Control Association; Dec

71

EDRS PRICE MF-$0.65 HC-$3.29DESCRIPTORS *Air Pollution Control; *Directories; *Equipment;

*Instrumentation; *Manufacturing Industry;Merchandise Information

ABSTRACTReprinted in this pamphlet is the fifth annual

directory of air pollution control products as compiled in theJournal of the Air Pollution Control Association" for December,1971. The 16-page guide lists manufacturers of emission controlequipment and air pollution instrumentation under productclassifications as derived from McGraw-Hill I s nAir PollutionHandbook", chapters 10, 11, and 13. Product classes for emissioncontrol equipment are inertial separators, scrubbers and washers,fabric and fiber collectors, and other control techniques andapparatus, together with numerous sub-classes within each category.Air pollution instrumentation topics and sub-topics include samplersand collectors, analytical equipment, and miscellaneousinstrumentation. The final portion of the guide contains analphabetical listing ot manufacturers and their addresses. (BL)

Product Guide/1972

U.S. DEPARTMENT OF HEALTH.EDUCATION & WELFAREOFFICE OF EDUCATION

THIS DOCUMENT HAS BEEN REPRO.DUCED EXACTLY AS RECEIVED FROMTHE PERSON OR ORGANIZATION ORIG.INATING IT. POINTS OF VIEW OR OPIN.IONS STATED DO NOT NECESSARILYREPRESENT OFFICIAL OFFICE OF EDU.CATION POSITION OR POLICY.

The Journal of the Air Pollution. Control Association presents its fifth animaldirectory of air pollution products. This 16-page guide lists manufacturers of .emission control equipment and air pollution instrumentation under product classi-fications which are shown below. These classifications are derived from McGraw-Hill's Air Pollution Handbook, chapters 10, 11, and 13 . The final portion of thisguide contains an alphabetical listing of manufacturers.

If any manufacturers or product categories have been inadvertently overlooked,the omission is regretted and should be brought to the attention of the editor. Itwill result in a more complete and accurate Product Guide/1973 to be publishednext December.

EMISSION CONTROL EQUIPMENT

Inertial Separators

Cyclone separatorsMechanical centrifugalsImpingement separators

Scrubbers and Washers

Spray chambersAtomizing scrubbersDeflector washersMechanical scrubbersSpray nozzles

Fabric and Fiber Collectors

Cloth filtersFiber filtersBaghouses, complete

Other Control Techniques andApparatus

Electrostatic precipitatorsSonic precipitatorsSettling chambersCatalytic equipmentFume incinerators, direct flameIncinerators, liquid wasteIncinerators, solid wasteIncinerators, gaseous wasteIncinerator burners and controlsTrash compactorsFans and blowersGas absorption equipmentGas adsorption equipmentOther chemical techniquesOdor counteractants and destructors

AIR POLLUTION INSTRUMENTATION

Samplers and CollectorsGas samplers, continuousGas samplers, intermittentFilter samplersElectrostatic collectorsCyclone collectorsImpactorsAutomotive exhaust samplersDust jarsLead peroxide cylindersSulfation platesGas sampling pumps

Analytical EquipmentWet chemicalSpectrographicSpectrophotometricMass spectrometryChromatographicElectrostaticColorimetricConductivityCoulometricFuel cell typePhotometricMicroscopicAnalytical balancesPrecision calibration gases

Miscellaneous InstrumentationRingelmann comparatorsFlowmetersPitot tubesAir velocity metersData logging and telemeteringRecording metersSmoke indicators and alarmsMeteorological instrumentsParticle generatorsDynamometers

3

EMISSION CONTROL EQUIPMENT

INERTIAL SEPARATORS

Cyclone SeparatorsAbart Engineering Ltd.Aerodyne Development CorporationAerodyne Machinery CorporationThe Aget Manufacturing CompanyAir Pollution Industries, Inc.The Air Preheater CompanyAir Systems Division

Zum Industries, Inc.American Blow Pipe Co., Inc.American StandardAmerican Vnn Tongeren CorporationAutomo Live Rubber Co., Inc.B. B. Barefoot & Associates, Inc.Belco Pollution Control CorporationBuell Division, Env irotech Corp.The Carborundum CompanyCarolina Blower CorporationCarter-Day CompanyThe Ceilcote CompanyChicago Air Filter CompanyCombustion Engineering, Inc.Combustion Equipment Associates, Inc.Continental Air Products, Inc.Dollinger CorporationThe Dutton CompanyDustex DivisionEmpire Blower Co., Inc.Farr CompanyFisher-Klosterman, Inc.Fuller Company (Drat:co Products)Griffin & CompanyHeil Pro cess Equipment CorporationIndustrial Blow Pipe CompanyKirk and Blum Manufacturing CompanyG. A. Kleissler CompanyKoch Engineering Co., Inc.Koppers Company, Inc.Krebs EngineersThe R. C. Mahon CompanyMIKROPUL (Formerly Pulverizing

Mnchinery)Mill Industries, Inc.NADUSTCO, Inc. Division of National

Blow Pipe and Mfg. Co., Inc.Rees Blow Pipe Manufacturing CompanyResearch-Cottrell, Inc.Resource Control, Inc,St. Louis Blow Pipe and Heater CompanyScientific Glass Blowing Co., Inc.Sevcrsky Electronatom CorporationSF Products Canada Ltd.Somerse t Industrial Filters CompanyStansteel CorporationTailor and Company, Inc.Torit Manufacturing CompanyUOP Air Correction DivisionUnited McGill CorporationWestern Precipitation Division

Joy Manufacturing Company

Mechanical CentrifugalsAbort Engineering Ltd.The Age t Manufacturing CompanyAir Pollution Industries, Inc.Air Systems Division

Zurn Industries, Inc.American Air Filter Co., Inc.American Blow Pipe Co., Inc.American StandardAmerican Vnn Tongeren CorporationBelco Pollution Control CorporationBreslove Separator CompanyCarter-Day CompanyContinental Air Products, Inc.Dust Control CompanyDustex DivisionFuller Company (Dracco Products)General Dynamics CorporationGreen Fuel Economizer Company

Griffin & CompanyMI K ROPUL (Fo rmerly Pulverizing

Machinery)Mill Industries, Inc.Research-Cot t rel 1, Ine.Resource Control, Inc.Sargent-NCV Division

'Limn Industries, Inc.Calude B. Schneible CompanySeversky Electronatom CorporationSF Products Canada Ltd.Somerset Industrial Filters Co.Tri-Mer CorporationUOP Air Correction DivisionUnited McGill CorporationWestern Precipitation Division

Joy Manufacturing Company

Impingement SeparatorsAbart Engineering Ltd.Aerodyne Machinery CorporationAir Pollution Industries, Inc.Air Systems Division

Zurn Industries, Inc.American Air Filter Co., Inc.American Vnn Tongeren CorporationArgo Plastic Products CompanyAutomo live Rubber Co., Inc.B. B. Barefoot & Associates, Inc.Beco Enngioering CompanyBuell Division, Envirotech Corp.The Ceilcote CompanyChemical Construction CompanyIL M. Detrick Compal yDust Control CompanyDust, Suppression Inc.Dustcx DivisionEmpire Blower Co., Inc.Farr CompanyFuller Company (Dracco Products)Heil Process Equipment CorporationMaurice A. Knight CompanyKoch Engineering Co., Inc,Koppers Company, Inc.R. C. Mahon CompnnyMercury Filter CorporationMIKROPUL (Formerly Pulverizing

Machinery)Mill Industries, Inc.Norton Company.Research-Cottrell, Inc,Sargent-NCV Division

Zurn Industries, Inc.Schu tte and Koerting CompanySONAIR, Inc.Torit Manufacturing CompanyUnited McGill CorporationVad-Systems, Inc.

SCRUBBERS AND WASHERS

Spray ChambersAerodyne Machinery CorporationAffiliated Incinerator CorporationAir Pollution Industries, Inc.Air Systems Diyision

Zurn Industries, Inc.American Blow Pipe Co. Inc.American Van Tongeren CorporationArco Industries CorporationArgo Plastic Products CompanyB. B. Barefoot & Associates, Inc.Beco Engineering CompanyBeleo Pollution Control CorporationBrule' C. E. & E., Inc.Buell DivHon, Envirotech Corp.Buffalo Forge CompanyBurn-Zol. Inc.Carpal. t CorporationThe Ceilcote CompanyChemical Construction CompanyCombustion Equipment Associates, Inc.Continental Air Products, Inc.

DeVilbiss CompanyDravo-Doyle CompanyDull Industries Inc.The Ducon CompanyDust Control CompanyEmpire Blower Co., Inc..Fuller Company (Dracco Products)Joseph Coder Incinerators, Inc.Heil Process Equipment CorporationI. P. C. Industries Inc.Industrial Plastic Fabricators, Inc.International Pipe and Ceramics

CorporationThe Johnson-March CorporationMaurice A. Knight CompanyKoch Engineering Co., Inc.Koppe is Company, Inc.Krebs EngineersMeNatilin Incinerators, Inc.MIKROPUL (formerly Pulverizing

Machinety)Mill Industries, Inc.Morse Boulger Division of

Hagan Industries, Inc.National Incinerator CorporationNiagara Blower CompanyNorton CompanyPlibrico CompanyH. K. Porter Co., Inc.Precipi Lair Pollution Control, Inc.Pyro Industries, Inc.Research-Cottrell, Inc.Resource Control, Inc.St. Louis Blow Pipe and Heater CompanySargent-NCV Division

Zurn Industries, Inc.Schutte and Koerting CompanySeversky Electronatom CorporationSomerset Industrial Filters CompanySF Products Canada Ltd.W. W. Sly Manufacturing CompanyUIP Engineered Products CorporationUnited Air Specialists, Inc.United McGill CorporationVari-Systems, Inc.Wade CompanyWestern Blower Division

Swartwout-Western Inc.Western Precipitation Division

Joy Manufacturing Company

Atomizing ScrubbersAerodyne Machinery CorporationAffiliated Incinerator CorporationAir Pollution Industries, Inc.Air Systems Division

'Zurn Industries, Inc.American Air Filter Co., Inc..American Van Tongeren CorporationArco Industries CorporationThe Babcock & Wilcox CompanyB. B. Barefoot & Associates, Inc.Belco Pollution Control CorporationBuell Division, Envirotech Corp.Buffalo Forge CompanyBurn-Za Inc.The Carborundum CompanyCarter-Day CompanyThe Ceihote CompanyChemical Construction CompanyCombustion Equipment Associates, Inc:Continental Air Products, Inc.Croll-Reynolds Co., Inc.Diamond Power Specialty CorporationDollinger CorporationDravo-Doyle CompanyDuall Industries Inc.The Du eon CompanyFecor SystemsFuller Company (Dracco Prodmts)Joseph Goder Incinerators, Ine.Heil Process Equipment CorporationIBW-Martin Incinerator Group

Ovitron CorporationThe Johnson-March Corporation

G. A. Kleissler CompanyKoeh Engineering Co., Inc.Koppers Company', Inc.Krebs EngineersLeekenby CompanyR. C. Mahon CompanyMIKROPUL (formerly Pulverizing

Alaehinery)Mill Industries, Inc.National Dust Collector CorporationNorton CompanyPeabody Engineering CorporationResearch-Cottrell, Inc.Resource Control, Inc.Sargent-NCV Division

Zurn Industries, Inc.Sehutte and Koerting CompanySeversky Eleetronatom CorporationSF Products Canada Ltd.Somerset Industrial Filters Co.Standard Havens SystemsTailor and Company, Inc.UIP Engineered Products CorporationUnited Air Specialists, Inc.UOP Air Correction DivisionVari-Systems, Inc.Wade CompanyWestern Precipitation Division

Joy Manufacturing Company

Deflector WashersAerodyne Machinery CorporationAir Pollution Industries, Inc.Air Systems Division

Zurn Industries, Inc.Antipol CorporationBrute' C. E. & E., Inc.Buffalo Forge CompanyThe Ceilcote CompanyCombustion Equipment Associates, Inc.DeVilbiss CompanyDuall Industries Inc.The Ducon CompanyHeil Process Equipment CorporationI. P. C. Industries Inc.The Johnson-March CorporationKoch Engineering Co., Inc.The R. C. Mahon CompanyMcNaulin Incinerators, Inc.MIKROPUL (formerly Pulverizing

Machinery)Mill Industries, Inc.Morse Boulger Division of

Hagan Industries, Inc.National Dust Collector CorporationNorton CompanyPeabody Engineering CorporationResearch-Cottrell, Inc.Resource Control, Inc.Sargent-NCV Division

Zurn Industries, Inc.Claude B. Schneible CompanySe versky Eleetronatom CorporationW. W. Sly Manufacturing CompanySomerset Industrial Filters Co.United Air Specialists, Inc.Universal Incinerator Corporation

Mechanical ScrubbersAbart Engineering Ltd.Air Pollution Industries, Inc.Air Systems Division

Zurn Industries, Inc.American Air Filter Co., Inc.American Blow Pipe Co., Inc.American Van Tongeren CorporationAntipol CorporationAreo Industries CorporationB. B. Barefoot & Associates, Inc.Belco Pollution Control CorporationBrule' C. E. & E., Inc.Buell Division. Envirotech Corp.Buffalo Forge CompanyThe Carborundum CompanyThe Ceilcote Company

tri-Spray CorporationChemical Construction Company

Combustion Equipment Associates, Inc.Continental Air Products, Inc.Dollinger CorporationDuall Industries Inc.The Ducon CompanyFecor SystemsFuller Company (Dracco Products)Heil Process Equipment CorporationThe Johnson-March CorporationG. A. Kleissler CompanyKoch Engineering Co., Inc.Koppers Company, Inc.The R.C. Mahon CompanyMcInnis Equipment LimitedMcNaulin Incinerators, Inc.Mill Industries, Inc.National Dust Collector CorporationPeabody Engineering CorporationPyro Industries, Inc.Research-Cottrell, Inc.Resource Control, Inc.St. Louis Blow Pipe and Heater CompanySargcnt-NCV Division

Zurn Industries, Inc.Claude B. Schneible CompanySeversky Electronatom CorporationSF Products Canada Ltd.W. W. Sly Manufacturing CompanySomerset Industrial Filters Co.SONAIR, Inc.Stansteel CorporationTailor and Company, Inc.Taylor & Gaskin, Inc.Tri-Mer CorporationUnited Air Specialists, Inc.United McGill CorporationUniversal Incinerator CorporationUOP Air Correction DivisionWestern Precipitation Division

Joy Manufacturing CompanyW. C. Wiedenmann & Son Inc.

Spray NozzlesAir Pollution Industries, Inc.Arco Industries CorporationBete Fog Nozzle, Inc.Delavan Manufacturing Company.Heil Process Equipment CorporationThe Johnson-March CorporationMill Industries, Inc.Monarch Manufacturing Works, Inc.National Airoil Burner Comp.anySonic Development CorporationSprayEngineering CompanySpraying Systems CompanySteinen Manufacturing Company

FABRIC AND FIBER COLLECTORS

Cloth FiltersAbart Engineering Ltd.Aerodyne Machincey ComorationAir Pollution Industries, Inc.American Air Filter Co., Inc.American Felt CompanyAmerican Van Tongeren CorporationBemis Company, Inc.Buell Division. Enviroteeh Corp.Buffalo Forge CompanyThe Carborundum CompanyCarter-Day CompanyChicago Air Filter CompanyCoast Manufacturing & Supply CompanyContinental Air Filters, Inc.Dollinger CorporationThe Ducon CompanyDu Pont CompanyDust Control CompanyDustex DivisionEmpire Blower Co., Inc.Filtration FabricsFlex-Klcen CorporationFuller Company (Dracco Products)Globe Albany CorporationHess, Goldsmith & Company

Division of Burlington IndustriesThe Johnson-March Corporation

G. A. Kleisslcr CompanyThe It, C. Mallon CompanyMenardi and CompanyMercury Filter CorporationMIKROPUL (formerly Pulverizing

Machinery)Mil-An Manufacturing CorporationMill Industries, Inc.Modern Dust Bag Company, Inc.Mount Vernon Mills, Inc.National Filter Media CorporationRees Blow Pipe Manufacturing CompanyResearcli-Cottrell, Inc.W. W. Sly Manufacturing CompanyJ. P. Stevens & Co., Inc.Summit Filter CorporationTorit Manufacturing CompanyWestern Precipitation Division

Joy Manufacturing CompanyWheclabrator CorporationW. C. Wiedenrnann & Son Inc.

Fiber FiltersAmerican Air Filter Co., Inc.Johns-Manville Products CorporationMill Industries, Inc.Research Products CorporationWheelabrator Corporation

Baghouses, CompleteAbart Engineering Ltd.Aerodyne Development CorporationAerodyne Machinery CorporationAir Pollution Industries, Inc.The Air Preheater CompanyAmerican Air Filter Co., Inc.American Blow Pipe Co., Inc.American Van Tongeren CorporationThe Babcock & Wilcox CompanyB. B. Barefoot & Associates, Inc.Buell Division, Envirotech Corp.Buffalo Forge CompanyThe Carborundum CompanyCarter-Day CompanyChicago Air Filter CompanyCombustion Engineering, Inc.Dollinger CorporationDonley Bros. CompanyDust Control CompanyDustex DivisionEmpire Blower Co., Inc.Flex-Kleen CorporationFuller Company (Dracco Products)Globe Albany OorporationThe Johnson-March CorporationG. A. Kleissler CompanyThe R. C. Mahon CompanyWm. W. Meyer and Sons, Inc.MIKROPUL (formerly Pulverizing

Machinery)Mill Industries, Inc.Precipitair Pollution Control, Inc.Rees Blow Pipe Manufacturing CompanyResearch-Cottrell, Inc.Ruemelin Manufacturing CompanySt. Louis Blow Pipe and Heater CompanySeversky Eleetronatom CorporationW. W. Sly Manufacturing CompanyTailor and Company, Inc.UOP Air Correction DivisionUnited McGill CorporationWestern Precipitation Division

Joy Manufacturing CompanyWheelabrator CorporationW. C. Wiedenrnann & Son Inc.

OTHER CONTROL TECHNIQUESAND APPARATUS

Electrostatic PrecipitatorsAbart Engineering Ltd.Air Pollution Industries, Inc.American Air Filter Co., Inc.American Blow Pipe Co. Inc.

American StandardBe lco Pollution Control CorporationBuell Division, En vim tech Corp.IBW-Martin Incinerator Group

Ovitron CorporationKoppers Company, Inc.The R. C. Mahon CompanyPrecipitair Pollution Control, Inc.Rescareh-Cottrell, Inc.Resource Control, Inc.Seversky Electronatom CorporationSF Products Canada Ltd.Sonic Development CorporationUnited Air Specialists, Inc.UOP Air Correction DivisionWade CompanyWestern Precipitation Division

Joy Manufacturing CompanyWheelabrator Corporation

Sonic Precipitators

Fuller Company (Dracco Products)Seversky Electronntom Corporation

Settling Chambers

Affiliated Incinerator CorporationAir Systems Division

Zurn Industries, Inc.American Van Tongeren CorporationBrule' C. E. & E., Inc.Buell Division, Eviro tech Corp.Carter-Day CompanyDonley Bros. CompanyFisher-Klosterman, Inc.Fuller Company (Dracco Products)Koppers Company, Inc.Morse Boulger Division of

Hagan Industries, Inc.Precipitair Pollution Control, Inc.Resource Control, Inc.Sargent-NCV Division

Zurn Industries, Inc.Universal Incinerator CorporationWestern Precipitation Division

Joy Manufacturing Company

Catalytic Equipment

Belco Pollution Control CorporationCatalytic Products International Inc.Engelhard Industries, Inc.Fuller Company (Dracco Products)Houston Atlas, Inc.MIKROPUL (formerly Pulverizing

Machinery)Oxy-Catalyst, Inc.Thermal Research and Engineering

CorporationUOP Air Correction DivisionWade Company

Fume Incinerators, Direct Flame

AER CorporationAir Pollution Industries, Inc.The Air Preheater CompanyAlkar Engineering CorporationBigelow-Liptak CorporationBrule' C. E. & E., Inc.BSP CorporationCatalytic Products International Inc.Combustion Engineering, Inc.Combustion Equipment Associates, Inc.Despatch Oven CompanyFECOJoseph Goder Incinerators, Inc.Gordon-Piatt, Inc.Hirt Combustion EngineersKoch Engineering Co., Inc.The R. C. Mahon CompanyMann Premix Burner Co., Inc.Mill Industries, Inc.National Airoil Burner CompanyThe North American Manufacturing

CompanyOxy-Catalyst, Inc.Proctor & Schwartz, Inc.

Ross Engineering DivisionMidland-Ross Corporation

Seversky Electronatom CorporationSmoke-Ban Manufacturing, Inc.Surface Combustion Division

Midland-Ross CorporationTrecan LimitedUIP Engineered Products CorporationUniversal Incinerator CorporationUOP Air Correction DivisionVari-Systems, Inc.John Zink Company

Incinerators, Liquid WasteAffiliated Incinerator CorporationAlkar Engineering CorporationAmerican Incinerator CorporationBigelow-Liptak CorporationBrale' C. E. & E., Inc.BSP CorporationCatalytic Products International Inc.Chemical Construction CompanyCombustion Equipment Associates, Inc.Dorr-Oliver, Inc.Empire Blower Co., Inc.Fuller Company (Dracco Products)Joseph Goder Incinerators, Inc.Hirt. Combustion Engineers, Inc.Hydro Combustion CorporationIB1V-Martin Incinerator Group

Ovitron CorporationI. P. C. Industries Inc.Koch Engineering Co., Inc.MeNatilin Incinerators, Inc.Mill Industries, Inc.Morse Boulger Division of

Hagan Industries, Inc.National Airoil Burner Co.North American Manufacturing

CompanyOxy-Catalyst, Inc.Prenco Division

Piekands Mather and CompanyPyro Industries, Inc.Richter, Inc.Ross Engineering Division

Midland-Ross CorporationSargent-NCV Division

Zurn Industries, Inc.Surface Combustion Division

Midland-Ross CorporationTailor and CompanyThermal Research and Engineering

CorporationTrecan LimitedUOP Air Correction DivisionUnited McGill CorporationUniversal Incinerator CorporationJohn ZMk Company

Incinerators, Solid WasteAffiliated Incinerator CorporationThe Air Preheater CompanyAmerican Blow Pipe Company Inc.American Incinerator CorporationBigelow-Liptak CorporationBrute' C. E. & E., Inc.BSP CorporationBurn-Zol, Inc.Certified Incinerator CompanyCleveland Controls, Inc.Combustion Engineering, Inc.Combustion Equipment Associates, Inc.Comtro, Inc.Detroit Stoker CompanyDonley Bros. CompanyDorr-Oliver, Inc.Empire Blower Co., Inc.Fuller Company (Draeco Products)Joseph Goder Incinerators, Inc.Hirt Combustion Engineers, Inc.Hydro Combustion CorporationIBW-Martin Incinerator Group

Ovitron CorporationI. P. C. Industries Inc.Industrial Blow Pipe CompanyKoppers Company, Inc.McNaulin Incinerators, Inc.

4

Mill Industries, Inc.Morse Boulger Division of

Hagan Industries, Inc.National Airoil Burner CompanyNational Incinerator CorporationNorth American Manufacturing

CompanyPlibrico CompanyPyro Industries, Inc.Richter, Inc.Sargent-NCV Division

Zurn Industries, Inc.Surface Combustion Division

Midland-Ross CorporationTailor and Company, Inc.Thermal Research and Engineering

CorporationTrecan LimitedUniversal Incinerator CorporationWade Company

Incinerators, Gaseous WasteAffiliated Incinerator CorporationThe Air Preheater CompanyAlkar Engineering CorporationAmerican Incinerator CorporationBigelow-Liptak CorporationBrulc' C. E. & E., Inc.BSP Co rporationCatalytic Products International Inc.Chemical Construction CompanyCombustion Engineering, Inc.Combustion Equipment Associates, Inc.Fuller Company (Dracco Products)Joseph Goder Incinerators, Inc.Hirt Combustion Engineers, Inc.Hydro Combustion CorporationKoch Engineering Co., Inc.MeNaulin Incinerators, Inc.Mill Industries, Inc.Morse Boulger Division of

Hagan Industries, Inc.National Airoil Burner CompanyNorth American Manufacturing

CompanyOxy-Catalyst, Inc.Proctor & Schwartz, Inc.Pyro Industries, Inc.Ross Engineering Division

Midland-Ross CorporationSargent-NCV Division

Zurn Industries, Inc.Seversky Electronatom CorporationSurface Combustion Division

Midland-Ross CorporationTailor and Company, Inc.Thermal Research and Engineering

CorporationJ. T. 'Thorpe CompanyTuvalu LimitedUIP Engineered Products CorporationUniversal Incinerator CorporationUOP Air Correction DivisionUnited McGill CorporationJohn Zink Company

Incinerator Burners and ControlsAlkar Engineering CorporationThe Barber Manufacturing CompanyBrule' C. E. & E., Inc.Burling Instrument CompanyCombustion Equipment Associates, Inc.Eclipse Fuel Engineering CompanyJoseph Goder Incinerators, Inc.Gordon-Piatt, Inc.Hirt Combustion Engineers, Inc.Industrial Combustion Inc.Maxon Premix Burner Co., Inc.MeNaulin Incinerators, Inc.Mid-Continent Metal Products CompanyMill Industries, Inc.The North American Manufacturing

CompanyPeabody Engineering CorporationTrecan LimitedUniversal Incinerator Corporation

Trash CompactorsAir Pollution Industries, Inc.American-Johnson Compactor Co., Inc.

AMP Food Service DivisionAuto Pak CompanyCombusfion Equipment Associates, Inc.Compactor CorporationConstraction Products Co., Inc.Electronic Assistance CorpomtionEnvironmental Pollution R' esearch

CorporationE-Z Pack CompanyInternational Dynetics CorporationMil-Pac SystemsPeabody Engineering CorporationResearch-Cottrell, Inc.Scientific Pollution Control CorporationTri-Pak

Fans and BlowersAerodyne Machinery CorporationThe Apt Manufacturing CompanyThe Air Preheater CompanyAir Systems Division

Zurn Industries, Inc.Barry Blower CompanyBuffalo Forge CompanyCarter-Day CompanyCombustion Engineering, Inc.Duall Industries Inc.Garden City Fan & Blower CompanyGeneral Blower Division

Ilg Industries Inc.Heil Process Equipment CorporationIndustrial Plastic Fsbricators, Inc.Mill Industries, Inc.New York Blower CompanyThe North American Manufacturing

CompanyNorton CompanyTri-Mer Corporation

Gas Absorption EquipmentAir Pollution Industries, Inc.American Van Tongeren CorporationArco Industries CorporationB. B. Barefoot & Associates, Inc.Beco Engineering CompanyChemical Construction CompanyCombustion Engineering, Inc..Combustion Equipment Associates, Inc.Diamond Power Specialty CorporationFisher Scientific CompanyFuller Company (Dracco Products)Heil Process Equipment CorporationKoch Engineering Co., Inc.Krebs EngineersThe R. C. Mahon CompanyMedi-Comp Research & Development

CorporationNorton CompanySeversky Electronatom CorporationWade Company

Gas Adsorption EquipmentAir Pollution Industries, Inc.Arco Industries CorporationBarnebey-CheneyFisher Scientific CompanyHoyt Manufacturing CorporationKoch Engineering Co., Inc.Krebs EngineersNorton CompanyPittsburgh Activated Carbon Division

Calgon CorporationSoversky Electronatom CorporafionSONAIR, Inc.Vic Manufacturing CompanyWade CompanyWi t eo Chemical

Other Chemical TechniquesArgo Plastic Products CompanyBasic ChemicalsThe Ceilcote CompanyCombustion Engineering, Inc.Fisher Scientific CompanyFuller Company (Draceo Products)Heil Process Equipment Corporation

The Johnson-March CorporationMaurice A. Knight CompanyMedi-Comp Research & Development

CorporationMIKROPUL (formerly Pulverizing

Machine/y)Mine Safety Appliances CompanyResource Control, Inc.Tailor and Company, Inc.Wade Company

Odor Counteractants andDestructors

Aireactor CorporationAirkem, Inc.

Air Pollution Industries, Inc.Atlantic Ultraviolet CorporationBrule' C. E. & E., Inc.Carus Chemical Co., Inc.Centri-Spray CorporationCombustion Engineering, Inc.Parr CompanyHoneywellThe R. C. Mahon CompanyMarbon Division

Borg-Warner CcoorationMatheson Gas ProductsRhodia, Inc.Seversky Electronatom CorporationSurface Combustion Division

Midland-Ross CorporationUnited McGill Corporation

AIR POLLUTION INSTRUMENTATION

SAMPLERS AND COLLECTORS

Gas Samplers, Continuous

American Van Tongeren CorporationAtlas Electric Devices CompanyBacharach Industrial Instrument

CompanyBailey Meter CompanyThe Bendix CorporationCalibrated Instruments, Inc.Cleveland Controls, Inc.Combustion Equipment Associates, Inc.W. IT. Curtin and CompanyThe Dacar Chemical Products CompanyDavis InstrumentsDelphi IndustriesDevco Engineering IncorporatedDynasciences CorporationEnviroMetries Ine.Environmental Data CorporationEnvironment One CorporationErdco Engineering Corporation .Gelman Instrument CompanyGlass Innovations, Inc.Infra-Red Industrial Systems DivisionIn tertech CorporationLeeds & Northrup CompanyLitton Systems, Inc.Mast Development CompanyMedi-Comp Research & Development

CorporationMelpar DivisionMine Safety Appliances CompanyNational Environmental Instruments,

Inc.National Instrument Laboratories, Inc.Nebeteo EngineeringParticle Technology, Inc.Peerless Instrument Co., Inc.Philips Electronic InstrumentsPrecision Scientific CompanyREM IncorporatedResearch Appliance CompanyRoyco Instruments, Inc.Science Pump CorporationScientific Industries, Inc.Spectrometr;es of Florida, Inc.Technicon CorporationTheta Sensors, Inc.VirTis Company

Phoenix Precision Instrument Div.Von Brand Filtering RecordersWestern Precipitation Division

Joy Manufacturing CompanyWilkens-Anderson Company

Gas Samplers, Intermittent

Ace Glass IncorporatedAir Sampling Systems, Inc.American Meter ControlsAmerican Systems, Inc.Analytical Instrument Development Inc.

Bacharach Industrial InstrumentCompany

Bailey Meter CompanyThe Bendix CorporationCalibrated Instruments, Inc.Compact Air SamplersCopes-Vulean Division

Blaw-Knox CompanyThe Dacar Chemical Products CompanyDevco Engineering IncorporatedEllison Instrument Division

Dieterich Standard CorporationEnviroMetries Inc.Environment One CorporationGelman Instrument Company.Glass Innovations, Inc.E. Vernon Hill IncorporatedInfra-Red Industrial Systems DivisionLeeds & Northrup CompanyMedi-Comp Research & Development

CorporationMetromes Associates, Inc.Mine Safety Appliances CompanyNational Environmental Instruments,

Inc.Peerless Instrument Co., Inc.Precision Scientific CompanyREM IncorporatedResearch Appliance CompanyResource Control, Inc.Science Pump CorporationScientific Glass Blowing Co., Inc.Theta Sensors, Inc.Von Brand Filtering RecordersUOP Air Correction DivisionVirTis Company

Phoenix Precision Instrument Div.Western Precipitation Division

Joy Manufacturing Company

Filter SamplersAce Glass IncorpomtedAirflow Developments (Canada) Ltd.Buell Engineering Co., Inc.Carter-Day CompanyCompact Air SamplersW. H. Curtin and CompanyThe Dacar Chemical Products CompanyEllison Instrument Division

Dieterich Standard CorporationGelman Instrument CompanyGeneral Metal Works, Inc.Glass Innovations, Inc.Intertech CorporationMetronics Associates, Inc.Mettler Instrument CorporationMichrochemical Specialties CompanyMillipore CorporationMine Safety Appliances CompanyNational Environmental Instruments,

Ine.Precision Scientific CompanyResearch Appliance CompanySchmidt Instrument CompanyScientific Glass Blowing Co., Inc.Somerset Industrial Filters Co.

The Staplex CompanyVon Brand Filtering RecordersUOP Air Correction DivisionWestern Precipitation Division

Joy Marntfaeturing Company

Electrostatic Collectors

Applied Science DivisionLitton Systems Inc.

Environmental Research CorporationGardner Associates, Inc.Metronics Associates, Inc.Mine Safety Appliances CompanyNational Environmental Instruments,

Inc.Thermo Systems, Inc.

Cyclone Collectors

Ace Glass IncorporatedAirflow Developments (Canada) Ltd.American Van Tongeren CorporationDustex DivisionWm. W. Meyer and Sons, Inc.National Environmental Instruments,

Inc.Scientific Glass Blowing Co., Inc.Somerset Industrial Filters Co.

Impactors

Anderson Samplers & Consulting ServiceApplied Science Division

I.Jitton Systems Inc.Environmental Research CorporationGardner Associates, Inc.Medi-Comp Research & Development

CorporationMeteorology Research, Inc.Mine Safety Appliances Company

Automotive Exhaust Samplers

The Bendix CorporationProcess Instrument Div.

Chromalloy American CorporationClayton Manufacturing CompanyDelphi IndustriesDevco Engineering IncorporatedEnviroMetrics Inc.Environmental Data CorporationEnvironment One CorporationIntertech CorporationMedi-Comp Research & Development

CorporationMine Safety Appliances CompanyNebetco EngineeringOlson Laboratories Inc.Peerless Instrument Co., Inc.Purad Inc.REM IncorporatedScott Research Laboratories, Inc.Sun Electric CorporationTheta Sensors, Inc.Von Brand Filtering Recorders

Dust Jars

Airflow Developments (Canada) Ltd.Corning LaboratoriesPrecision Scientific CompanyResearch Appliance CompanySilver-Top Manufacturing Company, Inc.

Lead Peroxide Cylinders

Corning LaboratoriesHarlecoPrecision Scientific CompanyResearch Appliance CompanySilver-Top Alanufacturing Co., Inc.

Sulfation Plates

Corning LaboratoriesHarlecoPrecision Scientific Company

Gas Sampling Pumps

Calibrated Instruments, Inc.Gast Manufacturing CorporationMetal Bellows CorporationPeerless Instrument Co., Inc.Scientific Industries Inc.Science Pump Corporation

ANALYTICAL EQUIPMENT

Wet Chemical

AtlaS Electric Devices CompanyAutomated Environmental Systems, Inc.Beckman Instruments, Inc.Calibrated Instruments, Inc.W. H. Curtin and CompanyDohrmann Instruments Company

Analytical Instruments DivisionFisher Scientific CompanyGelman Instrument CompanyLeeds & Northrup CompanyLitton Systems, Inc.Mettler Instrument CorporationMonitor LabsPhilips Electronic InstrumentsProcess Analyzers, Inc.Scientific Industries, Inc.Technicon CorporationWilkens-Anderson Company

Spectrographic

American Instrument Company, Inc.Applied Research LaboratoriesBaird-Atomic Inc.Bausch & LombBeckman Instruments, Inc.Farrand Optical Co., Inc.Infra-Red-Industrial Systems DivisionJarrell-Ash Division

Fisher Scientific CompanyPeerless Instrument Co., Inc.

Spectrophotometric

Automated Environmental Systems, Inc.Baird-Atomic Inc.Barnes Engineering CompanyBarringer Research Ltd.Bausch & LombBeckman Instruments, Inc.Calibrated Instruments, Inc.Combustion Equipment Associates, Inc.Consolidated Electrodynamics

CorporationW. H. Curtin and CompanyFisher Scientific Co m panyHoneywellInfra-Red Industrial Systems DivisionJarrell-Ash Division

Fisher Scientific CompanyMine Safety Appliauces CompanyThe Perkin-Elmer CorporationPhilips Electronic InstrumentsSpectro me tries of Florida, Inc.Wilkens-Anderson Company

Mass Spectrometry

Aero Vac CorporationBeckman Instruments, Inc.Calibrated Instruments, Inc.Medi-Comp Research & Development

CorporationThe Perkin-Elmer Corporation

if

Chromatographic

Ace Glass IncorporatedAnalytiefil Instrument Development Inc.Barber-Colman CompanyBeckman Instruments, Inc.Chemi cal Data Systems, Inc.W. H. Curtin and CompanyDisc Instruments, Inc.Dohrmann Instruments Company

Analytical Instruments DivisionFarrand Optical Company, Inc.Fischer & Porter CompanyFisher Scientific CompanyGelman Instrument CompanyLeeds & Northrup CompanyMatheson Gas ProductsMedi-Comp Research & Development

CorporationMine Safety Appliances CompanyNational Environmental Instruments,

Inc.Packard Instrument Company, Inc.The Perkin-Elmer CorporationPhilips Electronic InstrumentsProccss Analyzers, Inc.Science Pump CorporationScientific Systems CorporationTRACOR Inc.Varian AcrographVictoreen Instrument DivisionVirTis Company

Phoenix Precision Instrument Div.

ElectrostaticThermo Systems, Inc.Victoreen Instmment Division

ColorimetricAtlas Electric Devices CompanyAutomat,ed Environmental Systems, Inc.Bausch & LombBeckman Instruments, Inc.Compact Air SamplersW. H. Curtin and CompanyE. I. du Pont de Nemours & Co. (Inc.)

Instruments Products DivisionFisher Scientific CompanyHouston Atlas,Inc.Intertech CorporationJarrell-Ash Division

Fisher Scientific CompanyLeigh Instruments LimitedLitton Systems, Inc.Medi-Comp Research & Development

CorporationMine Safety Appliances CompanyNational Environmental Instruments,

Inc.Pollution Monitors, Inc,Precision Scientific CompanyResource Control, Inc.Technicon CorporationVirTis Company

Phoenix Precision Instrument Div.Wilkens-Andeison Company

ConductivityBeckman Instruments, Inc.Calibrated Instruments, Inc.Coulter Electronics Industrial DivisionDavis InstrumentsThe Foxboro CompanyInfraJted Industrial Systems DivisionIntertech CorporationLeeds & Northrup CompanyLitton Systems, Inc.Mine Safety Appliances CompanyTRACOR Inc.

CoulometricAtlas Electric Devices CompanyBeckman Instruments, Inc.Calibrated Instruments, Inc.Honeywell

Interte eh CorporationLeeds & Northrup CompanyLitton Systems, Inc.Philips Electronic Instruments

Fuel Cell TypeEnviro Metrics Inc.

PhotometricAercautronic Division

Phi leo-Ford CorporationAir Monitoring, Inc.Atlas Electric Devices CompanyBeckman Instruments, Inc.Bendix Corporation

Process Instruments Div.Climet Instruments, Inc.W. H. Curtin and CompanyE. I. du Pont de Nemours & Co. (Inc.)

Instruments Products DivisionFisher Scientific CompanyGelman Instrument CompanyHouston Atlas, Inc.Infra-Red Industrial Systems DivisionIntertech CorporationLaboratory Equipment CorporationLeeds & Northrup CompanyLitton Systems, Inc.McMillan Electronics CorporationMeloy Laboratories, Inc.Me Ipar DivisionMine Safety Appliances CompanyNebetco EngineeringParticle Technology, Inc.REM IncorporatedRobtron Manufacturing Co., Inc.Royco Instruments, Inc.Science Spectrum, Inc.Scott Research Laboratories, Inc.Thermo Electron CorporationVirTis Company

Phoenix Precision Instrument Div.

MicroscopicBausch & LombFisher Scientific CompanyLos Angeles Scientific Instrument

CompanyMillipore Corporation

Analytical BalancesFisher Scientific CompanyMettler Instrument CorporationTorsion Balance Company

Precision Calibration GasesAnalytical Instrument Development Inc.Matheson Gas ProductsMetronies Associates, Inc.Scott Research Laboratories, Inc.

MISC. INSTRUMENTATION

Ringelmann ComparatorsBailey Meter CompanyCleveland Controls, Inc.Electronics Corporation of AmericaEnvironmental Research CorporationMine Safety Appliances CompanyNebetco EngineeringReliance Instrument Manufacturing

CorporationRobert H. Wager Co., Inc.

FlowmetersAce Glass IncorporatedAmerican Meter ControlsAnderson Sampler:.4 & Consulting ServiceApplied Science Division

Litton Systems Inc.Bailey Meter CompanyBrooks Instrument Co., Inc.Calibrated Instruments, Inc.

Dresser Measurement DivisionF. W. Dwyer Manufacturing Co., Inc.Ellison Instrument Division

Dieterich Standard CorporationErdco Engineering CorporationFischer & Porter CompanyFlow CorporationThe Foxboro CompanyGelman Instrument CompanyGeneral Metal Works, Inc.Bastin gs-Raydist, Inc.HoneywellLeeds & Northrup CompanyMatheson Gas ProductsMeriam Instrument CompanyNational Environmental Instruments,

Inc.National Instrument Laboratories, Inc.Research Appliance CompanyRobtron Manufacturing CompanyRobertshaw Controls CompanySchmidt Instrument CompanySchutte and Koerting CompanyThe Stara lex CompanyThermo Systems, Inc.Waber Electronics Inc.Wallace & Tiernan Inc.Western Precipitation Division

Joy Manufacturing Company

Pitot Tubes

Airflow Developments (Canada) Ltd.Bacharach Industrial Instrument

CompanyBuell Engineering Co., Inc.Carter-Day CompanyF. W. Dwyer Manufacturing Co., Inc.Ellison Instrument Division

Dieterich Standard CorporationHastings-Raydist, Inc.E. Vernon Hill IncorporatedMeriam Instrument CompanyResearch Appliance CompanyUnited Electric Controls CompanyUnited Sensor and Control CorporationWestern Precipitation Division

Joy Manufacturing Company

Air Velocity Meters

Airflow Developments (Canada) Ltd,Alnor Instrument CompanyClimatronics CorporationF, W. Dwyer Manufacturing Co., Inc:Ellison Instrument Division

Dieterich Standard CorporationFlow CorporationGelman Instrument CompanyLitton Systems, Inc.Meteorology Research, Inc.R, M. Young Comp any

Data Logging and Telemetering

Automated Environmental Systems, Inc.Bailey Meter CompanyBerkeley Instruments CorporationThe Bristol CompanyCardion ElectronicsClimatronics CorporationDisc Instruments, Inc.The Foxboro CompanyInformation Instruments IncorporatedIntertech CorporationLeeds & Northrup CompanyLeigh Instruments LimitedLitton Systems, Inc.Meteomlogy Research, Ina.Monitor LabsMotorola, Inc.Packard Bell Environmental SciencesPeerless Instrument Co., Inc.Philips Electronic Instruments

Recording Meters

American Meter Controls

'at

Bailey Meter CompanyBarber-Colman CompanyBeckman Instruments, Inc.The Bendix CorporationCleveland Controls, Inc.Climatronics CorporationClimet Instruments, Inc.Fischer & Porter CompanyThe Foxboro CompanyGelman Instrument CompanyE. Vernon Hill IncorporatedHoneywellIntertech CorporationLeeds & Northrup CompanyLitton Systems, Inc.Mast Development CompanyOzone Research and Equipment

CorporationPeerless Instrument Co., Inc.Reliance Instrument Manufacturing

CorporationRobcrtshaw Controls CompanyTexas Electronics, Inc.VirTis Company

Phoenix Precision Instrument Div.Western Precipitation Division

Joy Manufacturing Company

Smoke Indicators and Alarms

Airflow Developments (Canada) Ltd.Bailey Meter CompanyCleveland Controls, Inc.Combustion Equipment Associates, Inc.Electronics Corporation of AmericaInfra-Red Industrial Systems DivisionLeeds & Northrup CompanyMacLeod & Steward Company Inc.Nebetco EngineeringPhotobell Company, Inc.Photomation, Inc.Reliance Instrument Manufacturing

CorporationSentry Controls, Inc.Somerset Industrial Filters Co.Von Brand Filtering RecordersRobert H. Wager Co., Inc.

Meteorological !nstruments

Airflow Developments (Canada) Ltd.Air Sampling Systems, Inc.Alden Electronic & Impulse Recording

Equipment Company, Inc.Alnor Instrument CompanyAutomated Environmental Systems, Inc.Barnes Engineering CompanyBeckman Instruments, Inc,Belfort Instrument CompanyThe Bendix CorporationCardion ElectronicsClimatronics CorporationClime t Instruments, Inc,Environmental Sciences

Aeroj et-General CorporationFlow CorporationE, Vernon Hill IncorporatedDygrodynamics, Inc.Information Instruments IncorporatedInfra-Red Industrial Systems DivisionLeeds & Northrup CompanyLitton Systems, Inc.Meriam Instrument CompanyMeteorology Research, Inc.Metronies Associates, Inc.Michrochemical Specialties CompanyNUS CorporationPackard Bell Environmental SciencesScience Associates, Inc.Scientific Systems CorporationTexas Electronics, Inc.Thermo Systems, Inc.Weather Measure CorporationR. M. Young Company

Particle Generators

Applied Science Division

Litton Systems Ine.Environmental Research CorporationParticle Technology, Inc.

A

Abart Engineering Ltd.64 Vaughan RoadToronto 4, Ontario, Canada

Ace Glass IncorporatedP.O. Box 688Vineland, New Jersey 08360

AER CorporationRamsey, New Jersey 07446

Aerodyne Development Corporation5080 Warrensville Center RoadCleveland, Ohio 44137

Aerodyne Machinery Corporation6330 Industrial DrivlHopkins, Minn. 55313

Aeronutronic DivisionPhi lco-Fo rd Corporation

Newport Beach, Calif. 92660

Aero Vac CorporationP.O. Box 448Troy, New York 12180

Affiliated Incinerator Corporation20723 Sunny daleFarmington, Michigan 48024

The Aget Manufacturing Co.Box 248Adrian, Michigan 49221

Aireactor Corporation271 Madison AvenueNew York, New York 10016

Airflow Developments (Canada) Ltd.244 Newkirk RoadRichmond Hill, Ontario, Canada

Airkem, Inc.P.O. Box 203Commerce RoadCarlstadt, New Jersey 07072

Air Monitoring, Inc.A Subsidiary of Ethyl CorporationRoyal Oak, Mich. 48067

Air Pollution Industries, Inc.701 Palisade AvenueEnglewood Cliffs, New Jersey 07632

The Air Preheater CompanyWellsville, New York 14895

Air Sampling Systems, Inc.30 Nassau RoadYonkers, New York 10710

Air Systems DivisionZurn Industries, Inc.One Clarage PlaceKalamazoo, Michigan 49001

Dynamometers

Centri-Spray Corporation

MANUFACTURERS

Alden Elec tronic & Impulse RecordingEquipment Co., Inc.

Washington StreetWestboro, Massachusetts 01581

Alkar Engineering CorporationP.O. Box 296Lodi, Wisconsin 53555

Alnor Instrument Companyt Div. ofIllinois Testing Laboratories

420 II, La Salle StreetChicago, Illinois 60610

American Air Filter Co., Inc.215 Central AvenueLouisville, Kentucky 40208

American Blow Pipe Co. Inc.3459-51 W. Cermak Road'Chicago, Illinois 60623

American Felt CompanyAFCO Filter Products Division101 Glenville RoadGlenville, Connecticut 06830

American Incinerator Corporation641 Lexington AvenueNew York, New York 10022

American Instrument Company, Inc.8030 Georgia AvenueSilver Spring, Maryland 20910

American-Johnson Compactor Co., Inc.245 Frelinghuysen AvenueNewark, N. J. 07114

American Meter ControlsA Subsidiary of The Singer Co.13500 Philmont AvenueP.O. Box 11600Philadelphia, Pa. 19116

American S tandardIndustrial Products DepartmentDetroit, Michigan 48232

American Van Tongeren Corporation3435 Livingston AvenueColumbus, Ohio 43227

AMF Food Service DivisionPlains RoadEssex, Connecticut 06426

Analytical Instrument Development Inc.250 South Franklin StreetWest Chester, Pa. 19380

Anderson Samplers & Consulting Service1074 Ash AvenueProvo, Utah 84601

Antipol CorporationP.O. Box 601Galesburg, Illinois 61401

Applied Research Laboratories3717 Park PlaceGlendale, California 91208

orr;

Chromalloy American CorporationClayton Manufacturing CompanySun Electric Corporation

Applied Science DivisionLitton Systems Inc.2003 East Hennepin &venueMinneapolis, Minnesota 55413

Arco Industries Corp.12550 Beech Daly RoadDetroit, Michigan 48239

Argo Plastic Products Company2745 Tennyson RoadCleveland, Ohio 44104

Atlantic Ultraviolet Corporation24-10 40th AvenueLong Island City, New York 11101

Atlas Electric Devices Company4114 North Ravenswood AvenueChicago, Illinois 60657

Automated Environmental Systems, Inc.135 Crossways Park DriveWoodbury, Long Island, N. Y. 11797

Auto Pak CompanyP.O. Box 3784908 Lawrence StreetBladensburg, Maryland 20710

The Babcock & Wilcox CompanyBarberton, Ohio 44203

Bacharach Industrial InstrumentCompany

200 N. Braddock AvenuePittsburgh, Pennsylvania 15208

Bailey Meter Company29801 Euclid AvenueWickliffe, Ohio 44092

Baird-Atomic Inc.Atomic & Lab Instrument Sales33 University RoadCambridge, Massachusetts 02138

Barber-Colman CompanyChromatography Products1300 Rock StreetRockford, Illinois 61101

The Barber Manufacturing Company22901 Aurora Rd.P.O. Box 217Bedford Hts., Ohio 44014

B. B. Barefoot & Associates, Inc.Post Office Box 274Monroeville, Pennsylvania 15146

Barnebey-CheneyCassady & Eighth AvenuesColumbus, Ohio 43219

Barnes Engineering Comprzy30 Commerce RoadStamford, Connecticut 06902

Barringer Research Ltd.304 Carlingview DriveRexdale, Ontario, Canada

Barry Blower Company99 77th Way, N.E.Minneapolis, Minnesota 55432

Basic Chemicals845 Hanna BuildingCleveland, Ohio 441 15

Bausch & Lomb39268 Bausch Street'hochester, New York 14602

Beckman, Instruments, Inc.Process Instruments Division2500 Harbor BoulevardFullerton, California. 92634

Beco Engineering Company1312 Route 8Glenshaw, Pennsylvania 15116

Belco Pollution Control Corporation100 Pennsylvania AvenuePaterson, New Jersey 07509

Belfort Instrument CompanyFour N. Central AvenueBaltimore, Maryland 21202

Bemis Company, Inc.P.O. Box 3758St. Louis, Missouri 63122

The Bendix CorporationEnvironmental Science Division1400 Taylor AvenueBaltimore (Towson), Maryland 21204

Bendix CorporationProcess Instruments DivisionRonceverte, West Virginia 24970

Berkeley Instruments Corporation1475 Powell StreetEmeryville, California 94608

Beth Fog Nozzle, Inc.309 Wells StreetGreenfield, Massachusetts 01301

Bigelow-Liptak CorporationNorthwestern & 10-1/2 Mile RoadSouthfield, Michigan 48075

Breslove Separator Co.Commonwealth BuildingPittsburgh, Pennsylvania 15222

The Bristol CompanyWaterbury, Connecticut 06720

Brooks Instrument Company, Inc.Hatfield, Pennsylvania 19440

Bride' C. E. & E., Inc.13920 South Western AvenueBlue Island, Ill. 60406

BSP CorporationBox 8158San Francisco, California 99128

Buell Division, Enviro tech Corp.253 North Fourth StreetLebanon, Pennsylvania 17042

Buffalo Forge Company490 BroadwayBuffalo, New York 14204

Burling Instrument CompanyP.O. Box 298Chatham, New Jersey 07928

Burn-Zol, Inc .3924 Louisiana CircleMinneapolis, Minnesota 55426

Calibrated Instruments, Inc.17 West 60th StreetNew York, N. Y. 10023

The Carborundum CompanyPollution Control DivisionP. 0. Box 1269Knoxville, Tennessee 37901

Cardion Elec tronicsA Unit of General Signal CorporationLong Island ExpresswayWoodbury, New York 1 1797

Carolina Blower CorporationP.O. Box 823Greensboro, North Carolinit 27402

Carport Corporation209 W. Exchange StreetOwosso, Michigan 48867

Carter-Day Company655 19th Avenue, N.E.Minneapolis, Minnesota 55418

Carus Chemical Company, Inc.1 375 Eighth StreetLa Salle, Illinois 61301

Catalytic Products International Inc.P.O. Box 373524 Mill Valley RoadPalatine, Illinois 60067

The Ceilcote Company190 Sheldon RoadBerea, Ohio 49017

Centri-Spray Corporation39001 Schoolcraft floodLivonia, Michigan 48150

Certified Incinerator Co.2018 South Main StreetLos Angeles, California 90007

Chemical Construction CompanyPollution Control Division320 Park :AvenueNew York, N. Y. 10022

Chemical Data Systems, Inc.Oxford, Pennsylvania 1 9363

Chicago Air Filter Co.3723 W. Grand BoulevardBrookfield, Illinois 60513

Chromalloy American Corporation12536 Chadron AvenueHawthorne, California 90250

Clayton Manufacturing CompanyPost Office Box 550El Monte, California 91734

Cleveland Controls, Inc.1111 Brookpark RoadCleveland, Ohio 44 109

Climatronics Corp.1324 Motor ParkwayHauppauge, New York 11787

Climet Instruments, Inc.570 San Xavier AvenueSunnyvale, California 94086

Coast Manufacturing & Supply CompanyBox 71Livermore, California 94551

Combustion Engineering, Inc.1000 Prospect Hill RoadWindsor, Connecticut 06095

Combustion Equipment Associates, Inc.120 Park AvenueNew York, N. Y. 10017

Compact Air Samplers825 Belmonte Park NorthDayton, Ohio 45405

Compactor Corporation370 Lexington AvenueNew York, N. Y. 10017

Comtro, Inc.WNorth ales, Pennsylvania 19454

Consolidated ElectrodynamicsCorporation

360 Sierra Madre VillaPasadena, California 91109

Construction Products Co., Inc.Route 7Brookfield, Connecticut 06804

Continental Air Filters, Inc.Post Office Box 21279Louisville, Kentucky 40221

Continental Air Products, Inc.1390 Valley RoadStirling, New Jersey 07980

Copes-Vulcan DivisionBlaw-Knox Company26th and Cascade Sts.Erie, Pennsylvania 16508

Corning LaboratoriesBox 625Cedar Falls, Iowa 50613

Coulter Electronics Industrial Division590 West 20th StreetHialeah, Florida 33010

Croll-Reynolds Company, Inc.751 Central AvenueWestfield, New Jersey 07091

W. H. Curtin and CompanyP.O. Box 1546Houston, Texas 77001

The Dacar Chemical Products CompanyDacar Chemical BuildingMcCartney at Wabash StreetWest End, Pittsburgh, Pennsylvania

15220

Davis InstrumentsDivision of "Automatic" Sprinkler

Corporation of America47 Hal leek StreetNewark, New Jersey 07104

Delavan Manufacturing Company811 Fourth StreetWest Des Moines, Iowa 50265

Delphi Industries11672 Mc Bean DriveEl Monte, California 91731

Despatch Oven CompanyP.O. Box 1320Minneapolis, Minnesota 55440

M. H. Detrick Company111 West Washington StreetChicago, Illinois 60602

Detroit Stoker Company1510 E. First StreetMonroe, Michigan 48161

Devco Engineering IncorporatedFairfield, Essex County, New Jersey

07006

DeVilbiss Company300 Phillips AvenueToledo, Ohio 43601

Diamond Power Specialty Corp.312 Whitney BuildingNew Orleans, Louisiana 70130

Disc Instruments, Inc.2701 South Holladay StreetSanta Ana, California 92705

Dolirmann Instruments CompanyAnalytical Instruments Divisiou1062 Linda Vista AvenueMoutnain View, Calif. 94040

Dollinger CorporationRochester, New York 14603

Donley Bros. Co.13900 Miles AvenueCleveland, Ohio 44105

Dorr-Oliver, Inc.77 Havemeyer LaneStamford, Connecticut 06901

Dresser Measurement Division900 West Mount StreetConnersville, Indiana 47331.

The Ducon Company147 East Second St.Mineola, Long Island, New York 11501

Dravo-Doyle Co.Industrial Equipment Div.2601 Preble AvenuePittsburgh, Pennsylvania 15233

Duall Industries Inc.700 South McMillan StreetOwosso, Michigan 48867

Du Pont CompanyTextile Fibers DepartmentCentre Road BuildingWilmington, Delaware 19898

E. I. du Pont de Nemours & Co. (Inc.)Instruments Products DivisionWilmington, Delaware 19898

Dust Control Co.1200 Brookpark RoadCleveland, Ohio 44109

Dustex DivisionAmerican Precision Industries, Inc.2777 Walden AvenueBuffalo, New York 14225

Dust Suppression Inc.P.O. Box 67Lake Orion, Michigan 48035

F. W. Dwyer Manufacturing Company,Inc.

P.O. Box 373Michigan City, Indiana46360

Dynasciences CorporationInstrument Systems Division9601 Canoga AvenueChatsworth, California 91311

Eclipse Fuel Engineering Company1100 Buchanan StreetRockford, Illinois 61101

Electronic Assistance Corporation20 Bridge AvenueRed Bank, New Jersey 07701

Electronics Corporation of AmericaOne Memorial DriveCambridge, Massachusetts 02142

Ellison Instrument DivisionDieterich Standard CorporationP.O. Bax 96Grand AvenueNew Buffalo, Michigan 49117

Empire Blower Company, Inc.60 Len Het StreetRochester, New York 14615

Engelhard Industries, Inc.113 Astor StreetNewark, New Jersey 07114

EnviroMetries Inc.13311 Beach AvenueMarina del Rey, California 90291

Environmental Data Corporation608 Fig AvenueMonrovia, California 91016

Environmental Pollution ResearchCorporation

86 Denton AvenueNew Hyde Park, New York 11040

Environmental Research Corporation3725 North Dunlap StreetSt. Paul, Minnesota 55112

Environment One Corporation2773 Balltown RoadSchenectady, New York 12309

Erdco Engipeering Corporation136 Official RoadAddison, Illinois 60101

E-Z Pack CompanyGalion, Ohio 44833

Farr CompanyP.O. Box 90187Los Angeles, California 90045

Farrand Optical Co., Inc.Bronx Boulevard & E. 238th StreetNew York, N. Y. 10070

FECOA Bangor Punta Company5855 Grant AvenueCleveland, Ohio 44105

Fecor SystemsP.O. Box 3241York, Pennsylvania 17402

Filtration FabricsDivision of AMETEK, Inc.East Moline, Illinois 61244

Fischer & Porter CompanyWarminster RoadWarminster, Pennsylvania 18974

Fisher-Klosterman, Inc.2901 Magazine StreetLouisville, Kentucky 40211

Fisher Scientific Company711 ForbesAvenuePittsburgh, Pennsylvania 15219

Flex-Kleen Corporation407 South Dearborn StreetChicago, Illinois 60605

Flow Corporation127 Coolidge Hill RoadWatertown, Massachusetts 02172

The Foxboro Company751 Norfolk StreetFoxboro Massachusetts 02035

Fuller CompanyDracco Products124 Bridge StreetCatasauqua, Pennsylvania 18032

Garden City Fan & Blower Company883 N. Eighth StreetNiles, Michirfan 49120

Gardner Associates, Inc.3643 Carman RoadSchenectady, New York 12303

Gast Manufacturing'CorporationP.O. Box 117Benton Harbor, Michigan 49022

Gelman Instrument Company600 South Wagner RoadAnn Arbor, Michigan 48106

General Dynamics Corporation150 Avenel StreetAvenel, New Jersey 07001

General Metal Works, Inc.8368 Bridee town RoadCleves, Ohio 45002

Glass Innovations, Inc.P. 0. Box BAddison, New York 14801

Globe Albany Corporation1400 Clinton StretBuffalo, New York 14240

Joseph Coder Incinerators2483 Greenleaf AvenueElk Grove Village, Illinois 60007

Gordon-Piatt, Inc.P.O. Box 650Winfield, Kansas 67156

Green Fuel Economizer CompanyA Division of Ecolaire Inc.Beacbn, New York 12508

Griffin & Co.500 Bergman AvenueP.O. Box 21396Louisville, Ky. 40221

Harleco60th and Woodland AvenuePhiladelphia, Pa. 19143

Hastings-Raydist, Inc.Newcomb AvenueHampton, Virginia 23369

Heil Process Equipment Corporation12901 Elmwood AvenueCleveland, Ohio 44111

Hess, Goldsmith & Companybivision of Burlington Industries1450 BroadwayNew York, New York 10018

E. Vernon Hill IncorpOratedP.O. Box 14248San Francisco, California 94114

Hirt Combustion Engineers931 South Ma.ple AvenueMontebello, California 90640

Honeywell2747 Fourth Avenue, SouthMinneapolis, Minnesota 55408

Houston Atlas, Inc.P.O. Box 19035Houston, Texas 77024

Hoyt Manufacturing CorporationForge RoadWestport, Mass. 02790

Hydro Combustion Corporation9630 Santa Fe Springs RoadSanta Fe Springs, California 90670

Hygrodynamics, Inc.949 Selim RoadSilver Spring, Maryland 20910

IBW-Martin Incinerator GroupOvitron CorporationEast Stroudsburg, Pennsylvania 18301

I. P. C. Industries Inc.687 S. PostDetroit, Michigan 48217

Ilg Industries Inc.General Blower Division2820 N. Pulaski RoadChicago, Illinois 60641

Industrial Blow Pipe Company2700 Jackson AvenueMemphis, Tennessee 38108

Industrial Combustion Inc.4447 N. Oakland AvenueMilwaukee, Wisconsin 53211

Industrial Plastic Fabricators, Inc.Endicott StreetNorwood, Massachusetts 02062

Information Instruments IncorporatedAnn Arbor, Michigan 48103

Infra-Red Industrial Systems DivisionOvitron Corporation1425 Milldale RoadCheshire, Conn. 06410

International Dynetics Corporaticn4 Taft StreetP.O. Box 837So. Norwalk, Connecticut 06856

International Pipe and CeramicsCorporation

Corrosion Control Division260 Cherry Hill RoadParsippany, New Jersey 07054

Intertech Corporation262 Alexander StreetPrinceton, New Jersey 08540

jarrell-AshtDivisionFisher Scientific Company590 Lincoln StreetWaltham, Massachusetts 02154

.Tohns-Manville Products Corp.P.O. Box 159Manville, New Jersey 08835

The Johnson-March Corporation3018 Market StreetPhiladelphia, Pennsylvania 19104

Kirk and Blum Manufacturing Co.3120 Forrer StreetCincinnati, Ohio 45209

G. A. Klcissler Company126 Gotthart StreetNewark, New .Tersey 07105

Maurice A. Knight Company171 Kelly StreetAkron, Ohio 44309

Koch Engineering Company, Inc.41 East 42nd StreetNew York, N. Y. 10017

Koppers Company, Inc.Industrial Gas Cleaning Department200 Scott StreetBaltimore, Maryland 21203

Krebs Engineers1205 Chrysler DriveMenlo Park, California 94025

Laboratory Equipment Corp.St. Joseph, Michigan 49085

Leckenby Company2745 llth Ave. S.W. Harbor IslandSeattle, Washington 98134

Leeds & Northrup CompanySu mneytown PikeNorth Wales, Pa. 19454

Leigh Instruments Limited115 Emily StreetCarleton Place,Ontario, Canada

Litton Systems1 Inc.354 Dawson DriveCamarillo, California 93010

Los Angeles Scientific InstrumentCompany

2451 Riverside DriveLos Angeles, California 90039

Mac Leod & Stewart Co. Inc.431Rome St.Farmingdale, L. I., N. Y. 11735

R. C. Mahon Company6565 East 8 Mile RoadDetroit, Michigan 48234

Marbon DivisionBorg-Warner CorporationWashington, West Virginia 26181

Mast Development Company2212 E. Twelfth StreetDavenport, Iowa 52803

Matheson Gas Products932 Paterson Plank RoadEast Rutherford, N. Y. 07073

Maxon Premix Burner Co., Inc.201 E. 18th StreetMuncie, Indiana 47302

McInnis Equipment Limited2500 Central AvenueWindsor 19, Ontario, Canada

McMillan Electronics Corporation5616 Pine StreetHouston, Texas 77036

MeNaulin Incinerators, Inc.P.O. Box 631Butler, Wisconsin 53007

Medi-Comp Research it. DevelopnCorporation

135 South Main StreetSalt Lake City, Utah 84111

Meloy Laboratories, Inc.Instruments and Systems Div.6631 Iron PlaceSpringfield, Virginia 22151

Me 1par DivisionAmerican Standard, Inc.7700 Arlington BoulevardFalls church, Virginia 22016

Menardi and Company1201 W. Francisco StreetTorrance, California 90502

Mercury Filter Corporation116 Lillie StreetNewark, N. J. 07108

Meriam Instrument Company10920 Madison AvenueCleveland, Ohio 44102

Metal Bellows CorporationSharon, Massachusetts 02067

Meteorology Research, Inc.464 W. Woodbury Rd.Altadena, Calif. 91001

Metronies Associates, Inc.3201 Porter DrivePalo Alto, California 94304

Mettler Instrument Corporation20 Nassau StreetPrinceton, New Jersey 08540

Wm. W. Meyer and Sons, Inc.8261 Elmwood AvenueSkokie, Illinois 60076

Microchemical Specialties CompanyMISCO Scientific1825 Eastshore HighwayBerkeley, California 94710

Mid-Continent Metal Products Company2717 N. Greenview AvenueChicago, Illinois 60614

MIKROPULDivision of The Slick Corporation10 Chatham RoadSummit, New Jersey 07901

Mil-An Manufacturing Corporation61 Crescent StreetBrooklyn, New York 11208

Mill Industries, Inc.5000 Reisor RoadShreveport, Louisiana 71108

Millipore CorporationAshby RoadBedford, Massachusetts 01730

Mil-Pac Systems2414 Morris AvenueUnion, New Jersey 07083

Mine Safety Appliances Company201 North Braddock AvenuePittsburgh, Pennsylvania 15208

Modern Dust Bag Co., Inc.132 E. Railroad AvenueW. Haverstraw, New York 10913

Monarch Manufacturing Works, Inc.2501 E. Ontario StreetPhiladelphia, Pennsylvania 19134

Monitor Labs10451 Roselle StreetSan Diego, California 92121

Morse Boulger Division ofHagan Industries, Inc.

53-09 97th PlaceCorona, New York 11368

Motorola, Ine.1120 Connecticut Avenue, N.W.Suite 1120Washington, D. C. 20036

Mount Vernon Mills, Inc.201 East Baltimore StreetBaltimore, Maryland 21202

NADUSTCO, Inc. Div. of NationalBlow Pipe and Mfg. Co., Inc.

1641 Poland AvenueP.O. Box 52079New Orleans, La. 70150

National Airoil Burner Company1284 East Sedgley AvenuePhiladelphia, Pennsylvania 19134

National Dust Collector Corporation9933 North LawlerSkokie, Illinois 130076

National Environmental Instruments,Inc.

P.O. Box 590Fall River, Massachusetts 02722

National Filter Media Corporation1719 Dixwell AvenueNew Haven, Connecticut 06514

National Incinerator Corporation1500 South Western. AvenueChicago, Illinois 60608

National Instrument Laboratories, Inc.12300 Parklawn DriveRockville, MarylaLd 20852

Nebeteo Engineering1107 Chandler AvenueRoselle, New Jersey 07203

New York Blower Company32nd Street and Shields AvenueChicago, Illinois 60616

Niagara Blower Company405 Lexington AvenueNew York, N. Y. 10017

The North American Manufacturing Co.4455 East 71st StreetCleveland, Ohio 44105

'1 2

Norton CompanyP.O. Box 350Akron, Ohio 44309

NUS Corporation2351 Research BoulevardRockville, Maryland 20850

0

Olson Laboratories Inc.22805 Michigan AvenueDcarborn, Michigan 48124

Oxy-Catalyst, Inc.East Biddle StreetWest Chester, Pennsylvania 19380

Ozone Research and EquipmentCorporation

3840 N. 40th AvenuePhoenix, Arizona 85019

Packard Bell Environmental Sciences649 Lawrence DriveNewbury Park, California 91320

Packard Instrument Company, Inc.2200 Warrensville RoadDowners Grove, 111.60515

Particle Technology, Inc.734 North Pastoria AvenueSunnyvale, California 94086

Peabody Engineering Corporation232 Madison AvenueNew York, N. Y. 10016

Peerless Instrument Co, Ine.512 Main StreetWestbury, New York 11590

The Perkin-Elmer CorporationNorwalk, Connecticut 06852

Philips Electronic Instruments750 South Fulton AvenueMount Vernon, New York 10550

Photobell Company, Inc.12 East 22nd StreetNew York, N. Y. 10010

notomation, Inc.BrA 460Mountain View, California 94040

Pittsburgh Activated Carbon DivisionCalgon CorporationP.O. Box 1346Pittsburgh, Pennsylvania 15230

Plibrico CompanyIncinerator Sales1800 Kinsbury StreetChicago, Illinois 60614

Pollution Monitors, Inc.722 West Fullerton AvenueChicago, Illinois 60614

H. K. Porter Co., Inc.Mario Coil Works7100 Grand AvenueSt. Louis, Missouri 63111

Prccipitair Pollution Control, Inc.Subsidiary of Advance Ross Corp.P. 0. Box 7202Longview, Texas 75601

Precision Scientific Company3737 W. Cortland StreetChicago, Illinois 60647

Prcnco DivisionPickands Mather and Company2000 Union Commerce BuildingCleveland, Ohio 44115

Process Analyzers, Inc.6400 Southwest Freeway, Suite 400Houston, Texas 77036

Proctor & Schwartz, Ire.Subsidiary of SCM Corporation7th Street and Tabor RoadPhiladelphia, Pa. 19120

Purad Inc.724 Kilbourne DriveUpland, California 91786

Pyro Industricp., Inc.38 Wirdsor AvenueMineola, New York 11501

Rees Blow Pipe Manufacturing Company2925 Fifth StreetBerkeley, California 94710

Reliance Instrument ManufacturingCorporation

143 Lawrence StreetHackensack, NM Jersey 07601

REM Incorporated2000 Colorado AvenueSanta Monica, Calif. 90404

Research Appliance CompanyRoute 8 & Craighead RoadAllison Park, Pennsylvania 15101

Research-Cottrell, Inc.P.O. Box 750Bound Brook, New Jersey 08805

Research Products Corporation1015 East Washington AvenueMadison, Wisconsin 53701

Resource Control, Inc.Frontage RoadWest Haven, Connecticut 06516

Rhodia, Inc.600 Madison AvenueNew York, N. Y. 10022

Richter, Inc.3339 Terminal DriveSt. Paul, Minnesota 55435

Robcrtshaw Controls Company1701 Burd AvenueRichmond, Virginia 23226

Robtron Manufacturing Company, Inc.Hasbrouck LaneWoodstock, New York 12498

Ross Engineering DivisionMidland-Ross CorporationP.O. Box 147New Brunswick, New Jersey 08903

Royco Instruments, Inc.141 Jefferson DriveMenlo Park, California 94025

Ruemelin Manufacturing Company3860 North Palmer StreetMilwaukee, Wisconsin 53212

St. Louis Blow Pipe and Heater Company1948 North 9th StreetSt. Louis, Missouri 63160

Sargent-NOV DivisionZurn Industries, Inc.610 Devon StreetKearney, New; Jersey 07032

Schmidt Instrument CompanyP.O. Box 111San Carlos, California 94070

Claude B. Schncible CompanyP.O. Box 100Holly, Michigan 48442

Schutte and Kocrting Company2233 State RoadCornwallis HciglitsBucks County, Pennsylvania 19020

Science Associates, Inc.230 Nassau StreetBox 230Princeton, N. J. 08540

Science Pump Corporation1431 Ferry AvenueCamden, New Jersey 08104

Science Spectrum, Inc.P.O. Box 3003Santa Barbara, Calif. 93105

Scientific Glass Blowing Co., Inc..5510 LawndalcHouston, Texas 77023

Scientific Industries, Inc.15 Park StreetSpringfield, Massachusetts 01103

Scientific Pollution Conml Corporation500 Fifth AvenueNew York, N. Y. 10036

Scientific Systems Corporation101 East Huntingthu DriveArcadia, California 91006

Scott Research Laboratories, Inc.P.O. Box D-11Plumsteadvillc, Pennsylvania 18949

Sentry Controls, Inc.P.O. Box 116Pearl River, N. Y. 10965

Seversky Electron atom Corp.30 Rockefeller PlazaNew York, N. Y. 10020

13

SF Products Canada Ltd.4480 Cote de Licsse RoadMontreal 9, Quebec, Canada

Silver-Top Manufacturing Company, Inc.Scientific Apparatus DivisionPulaski HighwayWhite Marsh. Maryland 21162

W. W. Sly Manufacturing Co.P.O. Box 5939Cleveland, Ohio 44101

Smoke-Ban Manufacturing, Inc.711 E. Curtis StreetPost Office Box 4164Pasadena, Texas 77502

Somerset Industrial Filters Company752 Lincoln BoulevardMiddlesex, N. J. 08846

SONAIR, Inc.8 Bloomfield AvenuePine Brook, New Jersey 07058

Sonic Development Corporation3 Industrial AvenueUpper Saddle River, N. J. 07458

Spectrometries of Florida, Inc.P.O. Box 517Pinellas Park, Florida 33565

Spray Engineering Company100 Cambridge StreetBurlington, Massachusetts 01803

Spraying Systems Company3224A Randolph StreetBellwood, Illinois 60104

Standard Havens SystemsGlasgow, Missouri 65254

Stansteel Corporation (formerlyStandard Steel Corp.)

5001 South BoyleLos Angeles, California 90058

The Staplex CompanyAir Sampler Division777 Fifth AvenueBrooklyn, New York 11232

Steinen Manufacturing Company29 East Halsey RoadParsippany, New Jersey 07054

J. P. Stevens & Co., Inc.14600 BroadwayNew York, N. Y. 10040

Summit Filter CorporationDiv. of John Boyle & Co., Inc.235 Broad StreetSummit, N. J. 07901

Sun Electric Corporation6323 Avondale AvenueChicago, Illinois 60631

Surface Combustion DivisionMidland-Ross Cr. zporationPost Office Box .407Toledo, Ohio 43601

Tailor and Company, Inc.2403 State StreetBettendorf, Iowa 52722

Taylor & Gaskin, Inc.6440 Mack AvenueDetroit, Michigan 48207

Technieon Industrial SystemsA Division oi Technicon Instruments

Corp.Tarrytown, New York 10591

Texas Electronics, Ine.5529 Redfield StreetDallas, Texas 75235

Thermal Research and EngineeringCorporation

Brook RoadConshohocken, Pennsylvania 19428

Thermo Electron Corporation85 First AvenueWaltham, Mass. 02154

Thermo Systems, Ine.2500 N. Cleveland StreetSt. Paul, Minnesota 55113

Theta Sensors, Inc.1015 North MainOrange, California 92667

J. T. Thorpe CompanyP.O. Box 33399Houston, Texas 77033

Torit Manufacturing Company1133 Rankin StreetSt. Paul, Minnesota 55116

Torsion Balance Company35 Monhegan StreetClifton, New Jersey 07013

TRACOR Inc.Analytical Instruments6500 Tracor LaneAustin, Texas 78721

Trecan Limited3289 Lenworth DriveCooksville, Mississauga, Ontario

Tri-Mer Corporation1900 Monroe StreetOwosso, Michigan 48867

Tri-Pak7100 Grade LaneP.O. Box 21070Louisville, Kentucky 40221

UIP Engineered Products Corp.2020 Estes AvenueElk Grove Village, Illinois 60007

United Air Specialties, Inc.3533 Cardiff AvenueCincinnati, Ohio 45209

United Electric Controls Co.85 School StreetWatertown, Massachusetts 02172

United McGill CorporationDust Collector Division2400 Fairwood AvenueColumbus, Ohio 43207

United Sensor and Control Corporation89-91 Church StreetEast Hartford, Connecticut 06108

Universal Incinerator Corporation21805 Schoenherr RoadWarren, Michigan 48089

UOP Air Correction DivisionTokeneke RoadDarien, Conn. 06820

V

Varian Aerograph2700 Mitchell DriveWalnut Creek, California 94598

Vari-Systems,Environmental Systems Div.1295 West 78 StreetCleveland, Ohio 44102

Vic Manufacturing Company1313 HawthorneMinneapolis, Minnesota 55403

IF

any manufacturers have been listed inappropriately oromitted completely, the error should be brought to theattention of:

The EditorJournal of the Air Pollution Control Association4400 Fifth AvenuePittsburgh, Pa. 15213

Victoreen Instrument Division10101 Wood lawn AvenueCleveland, Ohio 44104

VirTis CompanyPhoenix Precision Instrument DivisionGan liner, New York 12525

Von Brand Filtering RecordersRhinebeck, N. Y. 12572

Waber Electronics Inc.2000 N. Second StreetPhiladelphia, Pennsylvania 19122

Wade CompanyA Division of Ovi troll Corp.P.O. Box 208East Stroudsburg, Pa. 18301

Robert H. Wager Co., Inc.Passaic AvenueChatham, N. J. 07928

Wallace & Tiernan Ine.25 Main StreetBelleville, New Jersey 07109

Weather Measure Corpns tionP.O. Box 41257Sacramento, Calif. 95841

Western Blower DivisionSwartwout-Western Ine.P.O. Box 999Chehalis, Washington 98532

Western Precipitation DivisionJoy Manufacturing CompanyP.O. Box 2744 Terminal AnnexLos Angeles, California 90054

Wheelabrator CorporationAir Pollution Control Division400 South Byrkit StreetMishawaka, Indiana 46544

W. C. Wiedenmann & Son Ine.1820-24 Harrison StreetKansas City, Missouri 64108

Wilkens-Anderson Company4525 W. Division StreetChicago, Illinois 60651

Witco Chemical277 Park AvenueNew York, N. Y. 10017

R. M. Young Company2801 Aero-Park DriveTraverse City, Michigan 49684

John Zink Company4401 South PeoriaTulsa, Oklahoma 74105

PUBLICATIONS OF THEAIR POLLUTION CONTROL ASSOCIATION

4400 Fifth Avenue, Pittsburgh, Pa. 15213

(Prepayment is required for orders under $5.00)

Journal of the Air Pollution Control Associationpublishedmonthly.

The APC A Journal is the official publication of the AirPollution Control Association. It serves those occupa-tionally involved with air pollution control through itsemphasis on technical papers and significant news. An-nual features include a title index, a product directory,and a guide to consultants serving the field. The Journalis available both as a benefit of membership and bysubscription.Subscription Fee: Non-profit organizations and corporate

members of APCA $25.00 ; all others$75.00

APCA Directory and Resource Bookpublished annually.The directory contains (1) resource information con-

cerning the Air Pollution Control Association, such ashistory, by-laws, officers and directors, organization andcommittee structure, roster of members, and availablepublications; and (2) resource information concerningmanufacturers of emission control equipment and airpollution instrumentation.. The directory, a benefit ofmembership, is available to members only.

Directory of Governmental Air Pollution Agenciespublished annually.

The directory contains a listing of all governmentalagenciesfederal, state, and localdealing with air pollu-tion control. The directory is available both as a benefitof membership (first copy) and by purchase request.Purchase Request: $2.50 per copy*

Proceedings Digestpublished annually.The proceedings digest contains an informative abstract

of each of the papers to be presented at the annual meeting.The proceedings digest is available with registration at theannual meetings as well as by purchase request after themeeting.

Purchase Request: $2.50 per copy

Recognition of Mr Pollution Injury to Vegetation: A Pic-torial AtlasPublished in 1970Second printing, 1972120 pages.

The Atlas is Informative Report No. 1 of the TR-7Agricultural Committee and contains approximately120 color reproductions showing air pollution injury tovegetation. Includes descriptive text, as well as indexof plant names and tables of relative sensitivity. TheAtlas is available both as a benefit of membership (firstcopy) and by purchase request.Purchase Requesc: Members $10.00 per copy, non-

members $15.00 per copy

Technical Manual No. 3Published in 1968-54 pages.Contains a collection of informative reports of the TI-2

Chemical Industry Committee of APCA. Future informa-tive reports of the TI-2 Committee can be added to thismanual. This manual is available by purchase request.Purchase Request: Members $2.00 per copy, non-

members $3.00 per copy

*Prices for multiple copy orders available upon request.

Revised 2/1/72

Technical Manual No. 4Published in 1968-40 pages.Contains a collection of informative reports of the TI-5

Public Utilities Committee. Future informative reportsof the TI-5 Committee can be added to this manual.This manual is available by purchase request.Purchase Request: Members $2.00 per copy, non-

members $3.00 per copy

Bibliography on Incineration of Refuse and WastePub-lished in 1966; updated 1971-160 pages.

This annotated bibliography was prepared under thedirection of the TA-3 Incinerator Committee and containsboth author and subject indexes. It should be of con-siderable interest to anyone engaged in research or pro-duction of equipment, standards, and regulations relatingto the subject of solid wastes disposal. The bibliographyis available by purchase request.Purchase Request: Members $10.00 per copy, non-

members $15.00 per copy

Toxicologic and Epidemiologic Bases for Air QualityCriteriaPublished in 1969-104 pages.

This is a reprint of the special three part report pub-lished in the September 1969 A PCA Journal. In eachpart, air quality criteria for the principal pollutants arediscussed from three standpoints: environmental appraisal,toxicologic appraisal, and epidemiologic appraisal. Thisreprint is available by purchase request.Purchase Request: Members $5.00 per copy, non-

members $7.50 per copy

Air Pollution Experiments for Junior and Senior HighSchool Science ClassesPublished in 1969Second print-ing, 1970-64 pages.

The manual contains 19 air pollution experimentscompiled and edited by Donald C. Hunter and Henry C.Wohlers of the Education Committee of APCA's Mid-Atlantic States Section. This manual is available bypurchase request.Purchase Request: $1.00 pt.: copy*

Vegetation Injury Color Pfoof SetsPrinted in 19708 sheets.

A set consists of eight sheets, 15 proofs to a sheet, for atotal of 120 colored reproductions with captions showingair pollution injury to vegetation. Sets are poster sizedand are well suited for display. The sets are available bypurchase request.Purchase Request: $6.50 per set*

Local Section Proceedings:Future Approaches to the Control of Air PollutionWest

Coast Section, October 1970-500 pages$3.50 per copyOdors: Their Detection, Measurement and Control

Mid-Atlantic States Section, May 1970-102 pnges$5.50 per copy

Transportation and Its Impact on Air PollutionMid-Atlantic Statei Section, October 1970-138 pages$12.00 per copy

15

Reprinted from the December 1971 issue of the

Journal of the Air Pollution Control Association

41100 Fifth Avenue, Pittsburgh, Pa. 15213

AIR POLLUTION CONTROLASSOCIATION

16