- Abraham Davenport Ledger, 1804/18331
- Abraham Grove Account Book, 1815/18501
- Account Ledger of Richard Warner Jones and Henry A. Wise, 1816/18181
- Adam Empie Papers, 1811/2004, bulk 1811/18501
- Adams Papers, 1782/18901
- Alexander Balmaine Memorandum Book, 1775/18201
- Alexander Brown Papers (I), 1815/19101
- Alexander Brown Papers (II), 1748/19001
- Ambler Papers, 1806/18361
- Amos Johnson Ledgers, 1808/1861, bulk 1808/18211
- Amos Koontz Papers I, 1809/1965, bulk 1936/19651
- Andrew Kincannon Ledger, 1808/18371
- Andrew Reid Account Book, 1787/18371
- Andrew Reid record book photocopy, 1803/18281
- Appomattox Manor Music Collection, 1800/1940, bulk 1850/19101