Collection
- Harriet Ransom Collection, 1949, 1951, 19551
- Harriet V.W. Jacobs papers, 1947-1948, Date acquired: 11/01/2017, Date accessioned: 2017-11-022
- Harriett Kirk Crago Collection, ca. 1916-1919, ca. 1940-1949, Date acquired: 00/00/2006, bulk 1916-1919151
- Harriette Shulman papers, 1921-1951, Date acquired: 12/12/2001, bulk 19442
- Harris H. Mullen papers, 1972-1990, bulk 1977-198277
- Harris, Naomi, Papers, Date acquired: 10/00/198112
- Harrison "Buzz" Price papers, 1948-20064,992
- Harrison Sayre Circus Collection, 1863-2001, Date acquired: 00/00/2010, bulk 1949-1994970
- Harrison W. Fox Real Estate collection, 1946-198754
- Harrison collection of Florida road maps, 1929-1992, bulk 1930-1977694
- Harry A. Cronk collection, 1957-199078
- Harry Anson Finney Collection, 1913-195837
- Harry E. Neff collection, 1918-1953, Date accessioned: 2019-10-309
- Harry Elmo Baker Collection, Circa 1910 - 195929
- Harry Harrison collection, 1964-2004, Date acquired: 00/00/2003125
- Harry Johnston papers, 1942-1945, Date acquired: 02/07/20007
- Harry K. Hudson collection, 1934-1987, bulk 1953-1981126
- Harry Kroto Papers, 19231
- Harry L. Andrews Papers, 1944-1946, Date acquired: 05/13/20002
- Harry Murdock, circa 1935-20121