Collection
- American Political Items Collectors collection1
- Amos Koontz Papers II2
- Ancella Bickley, Historian, Research Papers regarding African-Americans34
- Ancient Order of United Workmen. Coldwater Legion No. 8 (Michigan) Ledger1
- Anderson Family papers12
- Andrew J. Weeks Papers1
- Andrew Jackson Davis Collection9
- Anna Maria Hickman Otis Mead Chalmers family papers3
- Anne McClung Collection1
- Antoine Gaujot and Julien E. Gaujot Papers1
- Armistead Boothe Papers (MS164)11
- Armistead Family Papers2
- Armistead Journal and Broadside1
- Armistead-Cocke Papers2
- Armstead L. Robinson papers1