Collection
- 17th-20th Century Correspondence and Documents, 1664-19761
- Captain William Henry Chase Letter, Date acquired: 02/06/1962, bulk January 25, 18291
- Carlton J. Corliss Papers, 1859-19781
- Civil War papers of East Florida, 1856-1864, Date acquired: 00/00/19611
- Donald N. Duvick transcript, 1943-1946, Date acquired: 06/21/20061
- Flagler Enterprises Letters, 18931
- Flagler Enterprises Papers, 1884-1917, Date acquired: 06/01/19721
- Florida East Coast Railway Company Records, 1886-19501
- Florida Railroad Company Papers, 1855-1860, Date acquired: 03/01/19681
- General Map collection, 1800 - 2023, bulk 1800-20231
- Jerry Carter Papers, 1923-1966, Date acquired: 06/30/19651
- John D. Gray letter, bulk 18361
- Plant Railway system records, 1874-1922, Date acquired: 00/00/1984, bulk 1878-19001
- Red Hills of Florida Collection, 1820-19941
- Roderick Kirkpatrick Shaw collection, 1851-1884, Date acquired: 12/02/19641
- Roderick McLennan Civil War Papers, 1864-18871
- Sanibel Island Collection, 1574-19981
- T. W. T. Curtis Papers, Date acquired: 11/17/1961, bulk 18861
- West Yellow Pine Lumber Company Records, 1855-1916, 1855-1916, bulk 1900-19161