Names
- Hull, William, 1753-1825.1
- Humphrey, Hubert H. (Hubert Horatio), 1911-1978.1
- Humphrey, Hubert Horatio, 1911-1978.1
- Huron Mountain Club.1
- Hutchins, Harry B. (Harry Burns), 1847-1930.1
- Hutchinson, Paul, 1890-1956.1
- Ickes, Harold L. (Harold LeClair), 1874-1952.1
- Ickes, Harold L., 1874-19521
- Industrial Workers of the World.1
- International Union, United Automobile, Aircraft and Agricultural Implement Workers of America.1
- James, William Francis, 1873-19451
- James, William Francis, 1873-1945.1
- Jeffries, Edward J.1
- Jeffries, Edward J., 1864-1939.1
- Jeffries, Edward J., 1900-19501
- Jeffries, Edward J., 1900-1950.1
- Johansen, August E. (August Edgar), 1905-1995.1
- Johnston, Margaret.1
- Jones, J. Weldon (James Weldon), 1896-1
- Joy, Henry Bourne, 1864-1936.1