- Amy Federman performing arts collection, 1963/20122
- Amélie Rives papers, 1930/19831
- Ancella Bickley, Historian, Research Papers regarding African-Americans, 1775/2018, bulk 1970/2011153
- Ancient Coins, 1956/19933
- Anderson Family papers, 1755/19581
- Andrea Maxine Lucas Architectural Collection, 1980/20033
- Andrew C. L. Gatewood papers, 1860/19931
- Andrew C. Lyons, Architect, Drawings for Buildings in Fairmont, West Virginia, 1890/2013, bulk 1890/19101
- Andrew J. Brent papers, 1960/19885
- Andrew Jackson Crutchfield papers, 1940/19922
- Andrew Jackson Davis Collection, 1840/20112
- Andrew Kohen papers, 1977/20062
- Anita Fellman Collection, 1987/20141
- Ann A. Hertzler Collection, 1863/2013, bulk 1974/200021
- Ann Buckles Papers, 1950/200879