- Albert C. Swindler Papers, 1862/1929, bulk 1862/18642
- Albert Frederick Wilson papers, 1840/19343
- Albert R. Gallatin papers, 1795/18281
- Albert Taylor Bledsoe and Sophia Bledsoe Herrick letters, 1858/19081
- Alderman family papers, 1779/19617
- Alexander Brown Papers (I), 1815/191014
- Alexander Brown Papers (II), 1748/19008
- Alexander Family Papers
1800-18906
- Alexander Farish Robertson Papers, 1867/19314
- Alexander Haight family collection, 1764/19767
- Alexander Haight family collection, 1764/197713
- Alexander Hamilton, Jr. Letters, 1832/18331
- Alexander Jackson Davis architectural drawings, 1859/18701
- Alexander Lockhart Nelson papers, 1848/19021
- Alexander M. Davis Papers, 1850/18924