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- Albert B. Martin1
- Aleksander Zarzycki1
- American Institute of Biological Sciences1
- Ann Doran1
- Arthur A. Ross1
- Brandon Films, Inc1
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- Carter De Haven Jr.1
- Columbia Pictures Corporation1
- David Oistrakh1
- Division of Visual Aids, U.S. Office of Education1
- Division of Visual Aids, United States Office of Education1
- Donald A. Dukelow1
- Dr. Peter H. Odegard1
- Dr. Ray Koppelman, University of Chicago1
- E. Herz2
- Elbert C. Weaver1
- Ellis Katzman1
- Encyclopaedia Britannica Films1
- Encyclopaedia Britannica Films Inc.1