Collection
- A. Patrick L. Prest, Jr. papers3
- A. Rufus Tonelson Papers4
- A. S. Lara papers1
- A. Willis Robertson Papers243
- A.B. Stickney, Compiler, Genealogical Materials1
- A.J. Morrison Collection1
- A.S. Hammack papers2
- Aaron Chipps, Coal Miner, Papers1
- Abbye A. Gorin Architectural Collection2
- Abraham Anson papers22
- Abraham Lincoln Collection1
- Academic Departments - Record Group 96
- Ackerly Family Papers13
- Ada Haldeman Ford, Suffragist, Papers1
- Adalbert J. Volck Collection of Etchings4