Main contributor
- Carling Brewing Company1
- Castle Films, inc.1
- Castle, Eugene W.1
- Central News Reel Studios, Moscow1
- Citizens for Clean Air1
- Clio Awards Collection1
- Constable, J. M.1
- Coronet Productions1
- Crawley Films Limited1
- Cushing, George William, 1888-19681
- David N. Baker1
- Dick, Sheldon1
- ERPI Classroom Films, Inc.1
- Encyclopaedia Britannica1
- Erpi Classroom Films Inc.1
- Erpi Classroom Films, Inc.1
- Feller, Bob, 1918-20101
- Foremost1
- Frederick, Frank1
- GT&E1