Collection
- Olga Hanlon family collection, 1940-20141
- Oliver Luther Austin Collection, 1945-2013, Date accessioned: 2013-11-13, bulk 1945-19521
- Orlando Gay Chorus collection, 1990-20181
- Orlando Shakespeare Theater Collection, 1974-2013, bulk 1986-20091
- Orlando Trujillo papers, 2011-2011, Date acquired: 04/14/20111
- Paul and Leonard Gordy collection, 1946-2012, Date acquired: 07/23/2015, Date accessioned: 2020-06-081
- Pekurny Collection on Sandy D'Alemberte, 2011-20131
- Peter Belmont Preserve the 'Burg Collection, bulk 1980-20201
- Philip Sperling collection, 1942-1946, Date acquired: 2017-06-29, Date accessioned: 2017-07-111
- Phillip Spurgeon Collection, 1972-20201
- Plantation Then and Now Calendar, Circa 20111
- President William C. Merwin, 1999-20071
- Raymond L. Willett collection, 1942-1945, Date acquired: 05/25/20161
- Raymond L. Williams collection, 1945-2020, Date accessioned: 2020-01-211
- Rearview Frontier: The Josh Hammond papers on the Discovery and Application of American Cultural Forces to Public Policy Programs, bulk 1962-20001
- Rene Perez papers, 2011-2011, Date acquired: 04/14/20111
- Richard and Les Pride collection of monographs, bulk 1980-20161
- Rob Boyte Collection, bulk date unknown1
- Robert L. Glasser Collection, 1956-20161
- Sanford Municipal Court Records, 1920-19721