- Albert R. Gallatin papers, 1795/18281
- Albert Taylor Bledsoe and Sophia Bledsoe Herrick letters, 1858/19082
- Alderman family papers, 1779/19617
- Alexander Brown Papers (I), 1815/191013
- Alexander Brown Papers (II), 1748/19009
- Alexander D. Exall collection, 1872/18761
- Alexander Family Papers
1800-18907
- Alexander Farish Robertson Papers, 1867/19313
- Alexander Haight family collection, 1764/19766
- Alexander Hamilton, Jr. Letters, 1832/18331
- Alexander Lockhart Nelson papers, 1848/19021
- Alexander M. Davis Papers, 1850/18924
- Alexander McNutt Glasgow Family Papers, 1823/190312
- Alexander Sterrett Paxton Papers, 1858/1959, bulk 1861/18652
- Alexander Tedford "Ted" Barclay correspondence, 1861/18641