Collection
- Kathleen Hardee Arsenault literature research collection, 1877-19981
- King Brothers papers, 1901-1923, bulk 19231
- King-Joyner Family Papers, 1867-1951, Date acquired: 00/00/19931
- Knight and Wall Hardware Company records, 1884-1992, Date acquired: 00/00/19821
- L'Unione Italiana records, 1902-19891
- La Gaceta Spanish Revolutionary War prints, 1900-1910, Date acquired: 08/14/20141
- Ladies Library Association of DeFuniak Springs, Florida, 1887-1962, Date acquired: 00/00/19801
- Latin American ephemeral publications collection, 1861-20091
- Laurence Campbell Papers, 1870-1975, Date acquired: 00/00/19761
- Lawrence G. Abele Collection, 1816-1995, bulk 1960-19891
- Leigh Papers, 1868-1916, Date acquired: 09/00/19801
- Leland Hawes collection, 1982-2004, Date acquired: 00/00/2010, bulk 1982-20041
- Leo Clark Collection, 1841-19211
- Leo Stalnaker papers, 1897-19391
- Lesley family papers, 1700-1950, bulk 1850-19501
- Levi Marrero Collection, bulk date unknown1
- Lewis Bank papers, 1854-1957, Date acquired: 03/10/1966, bulk 1871-19251
- Lewis S. Moore Collection, 1862-19311
- Library of the Spoken Word Collection, 1891-20061
- Lois Deicke Rare Tropical Fruits and Vegetables Book Collection, 1811-19841