Contributor
- United States. Civilian Production Administration (9)
- National Association of Manufacturers, U.S.. National Industrial Information Committee (8)
- Mackintosh-Hemphill Company (7)
- Union Pacific Railroad Company (6)
- United States. Women's Bureau (5)
- Air reduction sales company, New York (3)
- ConRail (2)
- Cooper, Melinda (2)
- General Electric Company (2)
- General Motors Corporation. Oldsmobile Division (2)
- Illinois Bell Telephone Company (2)
- Oscar Francois George Berger-Levrault, 1826-1903 (2)
- RCA Corporation (2)
- Braun, Bruce (1)
- Chesapeake and Potomac Telephone Company (1)
- Consolidated Edison System Companies (1)
- Farrel Company, Emhart Machinery Group (1)
- Great Britain. Dept. of Health (1)
- International Institute of San Francisco (1)
- Junior Board of Consumers' League of New York City (1)