- A. Willis Robertson Papers, 1921/1988, bulk 1946/19661,297
- A.B. Sharp, Compiler, Barr Family Genealogy, 1960/19691
- A.J. Morrison Collection, 1754/19751
- Abbye A. Gorin Architectural Collection, 1940/2006, bulk 1995/20062
- Abraham Anson papers, 1939/200564
- Abraham Lincoln Collection, 1860/19651
- Academic Departments - Record Group 91
- Ackerly Family Papers10
- Ada Haldeman Ford, Suffragist, Papers, 1900/19701
- Adagio Press Collection, 1957/19934
- Adalbert J. Volck Collection of Etchings, 1861/19794
- Adam Empie Papers, 1811/2004, bulk 1811/18503
- Addison H. Smith papers, 1917/1970, bulk 1917/19222
- Additional Henry Hughes Presler
Papers
ca.
1909-19653
- Additional Louis J. Halle, Jr. Papers
1938-198715