- Ashcraft Family Genealogy, 1732/19721
- Association for the Preservation of Virginia Antiquities, Montgomery County Branch Papers, 1754/1996, bulk 1958/19832
- Augusta County and Bath County, Virginia, Receipts, 1780/18482
- Aurora, Preston County Papers, 1754/19001
- Austin-Twyman Papers, 1765/193919
- B. J. Spruell Account Book, 1782/18362
- Baer Family Papers, 1744/19291
- Baird Family Papers, 1656/1922, bulk 1656/18483
- Baker Family Papers
1781-19216
- Bakers' Guild Bylaws and Register (Harburg, Germany), 1668/18091
- Barnes Family Papers, 1797/1926, bulk 1818/18751
- Barraud Family Papers, 1799/1904, bulk 1810/18601
- Barron Family Papers, 1793/19423
- Barry S. Martin collection of historical manuscripts and documents, 1771/18303
- Baylor Family Papers
1653-19156