Collection
- A. Jane Duncombe Architectural Papers3
- A. Patrick L. Prest, Jr. papers23
- A. Rufus Tonelson Papers9
- A. Willis Robertson Papers4
- A.B. Sharp, Compiler, Barr Family Genealogy1
- A.J. Morrison Collection1
- ALIVE (ALexandrians InVolved Ecumenically) Records (MS300)3
- Abbye A. Gorin Architectural Collection2
- Abraham Anson papers48
- Academic Departments - Record Group 91
- Ackerly Family Papers1
- Ada Haldeman Ford, Suffragist, Papers1
- Adagio Press Collection7
- Adalbert J. Volck Collection of Etchings4
- Adam Empie Papers3