- Clarence Edwin Smith (1885-1959) Papers, 1787/19572
- Thomas Ray Dille Papers, 1774/19392
- A. & R. Fisher Paper Company Ledger, 1840/18511
- A. Glass Account Book, 1844/18621
- A.C.L. Gatewood Papers, 1801/19191
- Abner Johnson Leavenworth Papers, 1825/18611
- Adam Empie Papers, 1811/2004, bulk 1811/18501
- Alexander Brown Papers (I), 1815/19101
- Alexander Haight family collection, 1764/19761
- Alexander Hugh Holmes Stuart Account Books, 1837/18571
- Alfred Parkins Ledgers, 1845/18541
- Amos Johnson Ledgers, 1808/1861, bulk 1808/18211
- Amos Koontz Papers I, 1809/1965, bulk 1936/19651
- Archibald Stuart Ledgers, 1757/18521
- Armistead-Cocke Papers, 1680/19171