Collection
- Claude Pepper Papers, 1900-198938,466
- Clearwater American Association of University Women Records, 1960-201530
- Clement Acton Griscom Papers, 1904, 19404
- Clemente, Dorothy, Papers, 1939-1972, Date acquired: 06/00/198132
- Cleo Rainwater Papers, 1949-196216
- Clifford Brooks Shirley collection, 1943-1948, Date accessioned: 2019-10-1417
- Clifford Kenneth Dodd collection, 1939-1946, Date accessioned: 2019-06-0529
- Clifford Prince papers, 1944-1969, Date accessioned: 2019-05-2317
- Clifford Robert Cain papers, 1942-1946, Date acquired: 11/12/2014, Date accessioned: 2020-05-25, bulk 19456
- Clifton Paisley Collection, 1915-1968, Date acquired: 01/01/19699
- Clinton Mack Jr. Collection, Circa 1920-1960, 199817
- Club Downunder Poster Collection, 2000-20141
- Club Downunder, 1980-20221
- Clyde Brown Collection, Circa 1915-194960
- Clyde Campbell Beaver collection, 1941-1990, Date acquired: 02/16/2017, Date accessioned: 2017-05-2313
- Coe's Sundries Interior, Parramore Avenue photograph, 19471
- Coker, William S., Papers, Date acquired: 11/00/19928
- Col. Bayard F. Floyd Papers, 1910-1949, 1910-194914
- Cole, James William Buchanan, Papers, 1944-19454
- Colección de Postales para Album Cuba en 1925266