Main contributor
- Hood Ice Cream3
- Howard W. Odum2
- Illinois Department of Public Health1
- Indiana U Instructional Support Services1
- John Hancock Mutual Life Insurance Company1
- Keech, Kelvin, 1895-19771
- Kenneth Richter : camera 1
- Knox, Gordon, 1906-19921
- Knudsen5
- Lawson's1
- Maple Lane1
- Margaret T. Cussler1
- Markley L. Pepper1
- Mary Feil Hellerstein1
- Mary L. DeGive1
- Minoco Productions, Inc.1
- National Clearinghouse for Drug Abuse Information1
- National Film Board of Canada1
- National Film Board of Canada 1
- New York City Department of Health1