Adams & Co.
Adams & Westlake
Agfa
Aiken-Gleason
Aires
Alpa
American Camera Mfg Co.
Angenieux
Ansco
E & H Anthony
Apparate und Kammerabau
Arca Swiss
Arco
Argus
Arriflex (Arnold & Richter)
Bach Auricon
Balda
Bauer
Bausch & Lomb
Beaulieu
Beck
Bell & Howell
Birns & Sawyer
Blair Camera Co.
Bogen/Manfrotto
Bolex
Bolsey
Boston Camera Co.
Braun
Bronica
Brooks
Burke & James
Busch (Emil)
Busch Precision Camera
W. Butcher & Sons
Calumet
Cambo
Candid Camera Corp.
Canon
Century Camera Co.
Century Precision Optics
Chinon
Cinema Products (CPC)
Ciro Camera
City Sale & Exchange
Compass
Concava
Contessa - Nettel
Copal
Cornu
Coronet
Dallmeyer
Deardorff
Debrie (Sept)
DeJur
Detrola Corporation
Doi Works Co
Durst
Eclair
Elmo
Ensign
Ernemann
Erscam (Camex)
Eumig
Expo Camera Co.
Fairchild
Fatif
FED
Feinwerktechnik
Fotofex
Frezzolini
Fuji Photo Film
GAF
Galileo (Officine Galileo)
Gassner & Marx
Gaumont
Gauthier
GE
General Camera Corp.
Gennert
Gitzo
C.P.Goerz NY
C.P.Goerz London
Goltz and Breutmann
Gorden Enterprises (Cine Rental Catalogs)
Gossen
Graflex (Folmer & Schwing)
Gundlach Manhattan
H & R Optical Systems
Hanimex
Hasselblad
Heiland Research
Honeywell
Houghton
Hulcher
Hunter
ICA
Ilford
Ihagee (Exakta)
Ikelite
Ikkosha
Ilex Optical Co.
Instumentation Marketing Corp
I.S.O. (Industria Scientifica Ottica SRL)
Kalart
Kamera-Werke
Kemper (Kombi)
Kern
Keystone
Kilfitt
Kinoptik
Kochmann
Kodak
Komura
Konishiroku/Konica
Kowa
Kozy Camera Company
Krasnogorsk
G.A.Krauss, Germany
Lancaster
Leica (E. Leitz)
Linhof
Lizars
Loeber Bros.
Lumiere
Mallory
Mamiya
Marion
Maurer
Meridan Instrment Corp.
Micro Precision Products (M.P.P.)
Milburn Korona
Miller Professional Equipment
Minolta
Minox
Miranda
Mitchell
Moller
Multiscope & Film Co.
Mycro-Fine
Nagel-Werk
Nettel Camerawerk
Newman & Guardia
Nicca
Nikon (Nippon Kogaku)
Nimslo
Nizo (Niezoldi & Kramer)
Norita Kogaku K. K.
Novoflex
O'Connor
Olympus
Omega (Simmon)
Pal Ko
Pathe
Pentacon
Pentax (Asahi)
Petri (Kuribayashi)
Photavit (Bolta-Werk)
Plaubel
Polaroid (Land)
Quantum Instruments
Quick-Set
Ray Camera Co.
Red Lake Labs
Reflex Camera Co.
Revere
Richter Cine Equipment
Riken (Ricoh)
Robot (Berning)
Rochester Camera Co.
Rochester Optical Co.
Rochester Optical & Camera Co.
Rodenstock
Rollei (Franke & Heidecke)
Ross Ensign
Sakura Seiki
Sanei Sangyo (Samoca)
Sankyo
Sawyers
Schneider
Sears, Roebuck and Co. (Tower)
SEI
Sekonic
S.E.M. (Societe des Etablissements Modernes)
Seneca
Sida
Simmons Brothers
Sinar
Sinclair
Som Berthiot
Steinheil Optik
Stereocrafters
Sunart Photo Co.
Tamrac
Tamron
Taylor, Taylor & Hobson
Thornton-Pickard
Toko (Toyo/Mighty)
Topcon (Tokyo Optical)
Toyo
Universal Camera Corp.
Victor Animatograph Co.
Vives
Vivitar
Voigtlander
Walz
Wards (Montogomery Ward)
Watson & Sons
Welta
Weston
White (Realist)
Wirgin
Wista
Wittnauer
Wollensak
Yamato
Yashica (Yashima)
Zeiss Ikon
Zone VI Studios
Zoomar
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