Collection
- Deschenes, Paul, Papers, 1900-1970, Date acquired: 10/00/19841
- Design of the Washington Monument, bulk February 28, 18671
- Devery Anderson Papers, 1922-2014, bulk 1955-20051
- Dexter M. Easton Papers, 1945-2010, Date acquired: 12/09/20101
- Diana Estorino papers, 1975-2015, Date acquired: 00/00/2015, bulk 1987-19961
- Diana Naylor Morgan papers, 1937-1945, Date acquired: 10/20/20061
- Dianne Richardson Thompson Collection, Circa 1912 - 19361
- Dianne and Michael Bienes Art, Architecture, and Fine Facsimiles Book Collection, 1902-19921
- Dianora Niccolini collection, 1973-20221
- Diary of Private Wilfred L. Peets, Unknown1
- Diary of a Confederate Officer, 1864-1865, Date acquired: 04/29/19581
- Dibba Butler Collection, 1959-19601
- Dignity collection, 1979-20031
- Dime Novels Collection, 1861-1942, bulk 1873-19271
- Dirac Blueprints, 1985-20071
- Dirac Documents, 1981-20021
- Dirac Science Library Materials, 1950-20001
- Directory of the Confederate States, 1861-1865, Date acquired: 02/19/19481
- Disney Ephemera Collection, 1966-20171
- Disney World Land Purchase/RCID Collection, 1958-2009, bulk 1965-19721