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- Aircraft Parts Corp.
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- Bonzer Inc.
- Brantly Helicopter Corp.
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- British Aircraft Corporation
- British Aircraft Military
- Brittain Industries
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- Chromalloy American Corporation
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- Continental Starter
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- Convair Airliners
- Corsair Vought Military
- Culver Aircraft Corporation Military
- Curtiss-Wright Engines
- Curtiss-Wright Military
- Curtiss-Wright Propeller
- Curtiss-Wright, Curtis MFG Company
- D.W Onan
- Dare Inc.
- Dart Electronics
- Davtron, PCR Systems
- De Vore Aviation
- DeHavilland
- DeHavilland Accessories
- DeHavilland Airliners
- DeHavilland Commuter Airliners
- DeHavilland Engines
- DeHavilland Military
- DeHavilland Propeller
- Delco
- Delco Electronics Inc.
- Delco Remy
- Delco-Remy
- Delco-Remy/Westinghouse
- Denison
- Diamond Aircraft
- Diehl
- Donallco
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- Douglas Airliners
- Douglas Military
- Dowty Rotol
- Du Mont Laboratories Inc.
- Dumore
- Dunlap Aircraft Equipment
- Dynair Aviation Products
- Dzus Fasteners
- Eaton
- Eclipse
- Eclipse Aviation Corporation & Eclipse - Pioneer
- Eclipse-Pioneer
- Edison
- Edo-Aire
- Edo-Aire Mitchell
- Educated Owners Preventative Maintenance
- Eisemann, Eicor
- Electric Auto-Lite
- Electrol
- Electro-Mech, Inc.
- Elgar Corp
- Embraer
- Enstrom
- Ercoupe
- Ernie Stadvec
- Eros
- Essco Buyers and Sellers Packages
- Ex-Cell-o Corporation
- F.P.S International Inc.
- Fairchild
- Fairchild Accessories
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- Fairchild Military
- Falcon
- Faure-Herman
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- Federal Express
- Fenwal Aerospace
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- Fireproof Tanks Ltd.
- Firestone Accessories
- Fleet
- Flight Refueling Limited
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- Fliteway
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- Franklin Engines
- French
- Funk Military
- Gables
- Garrett
- Garrett Accessories
- Garrett-Airesearch
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- Gates Learjet
- Genave, GARMIN
- General Communication Company
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- General Design, Inc.
- General Electric
- General Electric Company
- General Electric Company Engines
- General Manuals
- General Motors Engines
- General Precision Systems
- Gerdes
- German Military
- Gladden Products
- Global Sundstrand
- Gnome Engine - Le Rhone
- Good Year
- Good Year Accessories
- Graviner
- Great Lakes
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- Grumman Military
- Guardian Electric
- H.R Smith
- Hamilton Standard
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- Hartzell
- Hayes Industries
- Helicopter Flight and Maintenance Training Films
- Helio Aircraft Corporation
- Helio Aircraft Corporation Military
- Hella
- Heywood
- Hickok
- High Temperature Engineers
- Hiller
- Hiller Helicopter Manuals
- Hispano Engines
- Holley Carburetor Company
- Homelite Corporation
- Howard
- Howard Military
- HTL Advanced Technology
- Hughes Helicopter Manuals
- Hydro-Aire
- IFD
- IFR
- II Morrow Inc
- Intercontinental Dynamics Corp.
- International Nickel Company
- Interstate Military
- Intertechnique
- Jack & Heintz
- Jacobs
- Janitrol Aero Division
- Jetstream Aircraft Limited
- Kaiser Electroprecision
- Kaman Helicopters
- Ken Royce
- Kett Avionics
- KGS Electronics
- Kidde
- King
- Kinner Motors Inc.
- Kollsman Instrument
- Lake Aircraft
- Lamb
- Lambert
- Larsen Luscombe Corp
- Lawrence
- Lear Jet
- Lear Seigler Accessories
- Lear Sielger
- Lear Jet
- Learjet Avionics
- Lear-Romec Accessories
- Leblond
- Leese Neville Accessories
- Leland
- Lewis Engineering
- Liberty Engines
- Lightcraft Avionics
- Link Trainers
- Litton
- Litton Aero Products
- Lockheed
- Lockheed Airliners
- Lockheed Commuter Airliners
- Lockheed Military
- Loral
- Lord Kinematics
- Lucas Aerospace Accessories
- Luscombe
- Lycoming
- Lycoming Propeller
- M.C MFG. CO.
- Main Landing Gear, Wheel, Brake, Tail Wheel Assembl
- Marathon Battery
- Marquette
- Martin
- Martin Airliners
- Martin Military
- Marvel-Schebler Accessories
- Maule
- McCauley
- McCauley Propellers
- McColphin Christie
- McCoy Avionics
- McCulloch Motors
- McDonnell
- McDonnell Douglas Airliners
- McDonnell Douglas Commuter Airliners
- McDonnell Douglas Helicopters
- McDonnell Douglas Military
- Menasco Manufacturing Company
- Mentor Radio Company
- Merlin Aircraft
- Meyers Aircraft Company
- Michel Electronics Corp
- Microturbo
- Mileage Unlimited Inc
- Minneapolis - Honeywell
- Mitchell Autopilot
- Mitsubishi Heavy Industries
- Monocoupe
- Monogram Sanitation
- Mooney
- Morse Controls Limited
- Motorola Aviation
- Narco
- Navair
- Naval Aircraft Factory
- Navion
- Navion Military
- Negretti Aviation
- Nelson
- Newton Brothers Derby
- Noorduyn Aviation
- Nord
- North American
- North American Commuter Airlines
- North American Military
- Northrop Aircraft Inc. Military
- Northstar Avionics
- Nova-Tech Inc.
- P.L Porter
- Page Engineering Company Limited
- Pan AM
- Pantex
- Paratrooper Training Films
- Parker Aerospace
- Parker Aircraft
- Parker Hannifin Corporation
- Partenavia
- Pesco
- Piaggio
- Piasecki Helicopters
- Pierson
- Pilatus
- Pioneer
- Piper
- Piper Aircraft
- Piper Avionics
- Piper Military
- Plessey
- Polish Engines
- Polish Propeller
- Porterfield
- Pratt & Whitney
- Pratt & Whitney Aircraft Engines
- Pratt & Whitney Aircraft Military
- Precision Airmotive
- Prestolite
- PTC Aerospace
- Puritan
- Pyrotector, Inc.
- Racal
- Radair
- RAJAY Turbochargers
- Ranger Engines
- RCA
- RCA (R.C Allen)
- Rearwin
- Regency Avionics
- Reid Gas Engine Co
- Republic Aviation
- Republic Aviation Military
- RFL Industries
- Riley
- Roanwell
- Rockwell
- Rolls Royce
- Rotax
- Royal Canadian Air Force
- Rumbold
- Ryan
- Ryan Military
- S.G Brown Communications
- Saab Aircraft
- Safe Flight
- Saft
- Sankyo International
- Sargent
- Schweizer Military
- Scott
- Sensenich
- Sensenich Propeller
- Sfena
- Shorts
- Shorts Brothers
- Siai Marchetti
- Siddeley
- Sigma-Tek
- Sikorsky
- Sikorsky Accessories
- Sikorsky Helicopters
- Simmonds
- Simmonds Precision
- Slick Aircraft Accessories
- Smith Compressors
- Smiths Industries
- Solar
- Sonotone Batteries
- Southwest Products
- Soviet Aircraft
- Spec Tools
- Sperry
- Sprague
- Stearman
- S-TEC Corporation
- Sterer
- Sterer Engineering
- Stewart-Warner
- Stinson
- Stinson Military
- Stratopower Hydraulic Pump
- Strike Finder
- Stromberg
- STS Avionic Products Inc
- Sunair Electronics
- Sundstrand Data Control Inc. Sundstrand Aerospace
- Swathmaster
- Swearingen Aircraft
- Swift Aircraft
- Systron Donner
- Szekely Aircraft & Engine Co.
- TactAir Inc.
- Taylorcraft
- Taylorcraft Military
- Teddington Aircraft Controls
- Tekk Data Division
- Tektronic Inc.
- Teledyne Hydra-Power
- Teleflex Products
- Terra Corporation
- Texas Instruments
- Thermal Control Company Limited
- Thommen
- Thompson Ramo Wooldridge Inc.
- Timm
- Titan
- TKM
- Tramm
- Trimble Navigation
- Turbomec
- Uniroyal, Inc.
- United Aircraft of Canada Limited
- United Control Corp.
- United, United Instruments
- US Department of Transportation
- US Government Manuals - Hard To Find
- US Government Propellers
- US War Department Accessories Manuals
- USAF
- Val
- Vapor Corporation
- Varga Kachina
- Velie Motors Corporation
- Vertol Helicopters
- Vickers
- Vickers Accessories
- Vickers British Aero
- Volpar
- Vought
- Vought Aircraft Military
- Vultee Consolidated Military
- Waco Military
- Waltham Watch Co.
- Warner Aircraft Engines
- Waterman
- Western Hydrauliccs
- Westfalische Metall Industrie KG Hueck & Co.
- Westinghouse
- Westinghouse Engines
- Weston, Schlumberger Electronics
- Whittaker Controls
- Wico
- Wilcox Avionics
- Williams International
- Wing Derringer
- Wolseley Motors Ltd.
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- Woodward Governor Company
- Wright Aeronautical Engines
- Wulfsberg Electronics Inc.
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