- "Scenes from Behind the Wall: Images of East Germany, 1989/90" exhibit collection, 1989/20121
- 1x1 Japan Exhibition Materials, 1965-2024, 20244
- A. E. Dick Howard papers, 1928/201731
- A. H. Hand Papers, 1835/20091
- A. Patrick L. Prest, Jr. papers, 1941/20144
- ALIVE (ALexandrians InVolved Ecumenically) Records (MS300), 1969/19951
- Abbye A. Gorin Architectural Collection, 1940/2006, bulk 1995/20061
- Abraham Anson papers, 1939/200512
- Academic Affairs: Academic Program Reviews, 1976/2018, bulk 1992/20182
- Academic Departments - Record Group 93
- Across the Way Productions, Inc., 2002-20168
- Adam Empie Papers, 1811/2004, bulk 1811/18501
- Admiral Thomas J. Lopez Papers, 1973/20145
- Advisory Committee Research Collection, 1772/20178
- Africana Studies Program records, 1996/20141