Names
- Hutchins, Robert Maynard, 1899-1977.2
- Hutchinson, Paul, 1890-1956.2
- Huxley, Julian, 1887-1975.1
- Ickes, Harold L. (Harold LeClair), 1874-1952.1
- Independent Voters for Norman Thomas.1
- Institute of Ethnic Affairs.1
- International Committee on Planned Parenthood.1
- International Congress of Women (1915 : Hague, Netherlands)1
- International Planned Parenthood Federation.1
- James, Edwin Leland, 1890-1951.1
- Johansen, August E. (August Edgar), 1905-1995.1
- Johnston, Margaret.1
- Jones, Bob, 1911-1
- Jones, Bob, 1911-1997.1
- Jones, Howard Mumford, 1892-1
- Jones, Howard Mumford, 1892-1980.1
- Kahn, Reuben L. (Reuben Leon), 1887-1979.1
- Kallen, Horace Meyer, 1882-1
- Kallen, Horace Meyer, 1882-1974.1
- Kamarck, Esther.1