- Howard Scammon Papers, 1917/1994, bulk 1940/19701
- James W. Caywood Papers, 1941/1949, bulk 1944/19451
- Jamestown Festival Park Scrapbooks, 1955/1958, bulk 19571
- Jean Harrup Cogle Papers, 1949/2008, bulk 1970/19901
- Jere Rapp Papers, 1966/1999, bulk 1980/19991
- Jerome J. Mason Memorandum Book of Clippings, 1863/18661
- John Alonzo Frenger Diary and Account Book, 1876/18791
- John E. Boswell collection, 1980/20091
- John J. Waller Service Record, 1943/19461
- John M. Levy Papers, 1993/20071
- John P. Louderback Journal, 1873/19181
- Joseph Cohron Papers, 1929/1942, bulk 1929/19331
- Josephine Parsons Lee Scrapbook, 1957/19861
- Karla K. Bruno Papers, 2007-2010, 2007/20101
- Lane Carlson papers, 1937/19721