- Hollingworth, Harry L. (Harry Levi), 1880-1956, author1
- Holmes, Samuel J. (Samuel Jackson), 1868-1964, author1
- Howe, Paul E., author1
- Huddleson, Mary Pascoe, 1889-1966, author1
- Huebner, S. S. (Solomon Stephen), 1882-1964, author1
- Humphreys, F. (Frederick), 1816-1900, author1
- Hutton, R. M. (Ruth Marjorie), 1892- compiler1
- Illinois State Water Survey, author, issuing body.1
- Illinois. Department of Public Health, author.1
- Jaches, Leopold, 1873- author1
- Jackson, David P. (David Prentice), 1851- author1
- Jacobs, Philip P. (Philip Peter), 1879-1940, author1
- Jelliffe, Smith Ely, 1866-1945 author1
- Jenner, Edward, 1749-1823, author1
- Jennings, Hazel L., author1
- Jiménez Núñez, Ricardo, 1879-1946, author1
- Johnson, C. Lawson (Charles Lawson), 1886- author1
- Johnson, O. A. (Ora Alexander), 1872- author1
- Joint Committee on Methods of Preventing Delinquency, author.1
- Joseph Leidy Commemorative Meeting (1923 : Philadelphia, Pa.), author.1