- A. Christian Compton Papers, 1960/19991
- A. E. Dick Howard papers, 1928/201736
- A. H. Hand Papers, 1835/20092
- A. J. Davis Family Collection, 1874/2007, bulk 1874/19071
- A. Jane Duncombe Architectural Papers, 1952/20022
- A. Patrick L. Prest, Jr. papers, 1941/20146
- Abbye A. Gorin Architectural Collection, 1940/2006, bulk 1995/20062
- Abraham Anson papers, 1939/200522
- Abraham's Table manuscript, 1983/20121
- Academic Affairs: Academic Program Reviews, 1976/2018, bulk 1992/201826
- Academic Departments - Record Group 94
- Adam Empie Papers, 1811/2004, bulk 1811/18502
- Addition to the South Asian Student Association Records, 1997/20041
- Admiral Thomas J. Lopez Papers, 1973/201426
- Admissions Office student recruitment materials, 1950/20191