- Augusta County and Bath County, Virginia, Receipts, 1780/18482
- Aurora, Preston County Papers, 1754/19001
- Austin-Twyman Papers, 1765/193920
- B. J. Spruell Account Book, 1782/18362
- Baer Family Papers, 1744/19291
- Baird Family Papers, 1656/1922, bulk 1656/18482
- Baker Family Papers
1781-19215
- Bakers' Guild Bylaws and Register (Harburg, Germany), 1668/18091
- 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
- Bell, Kent, Cloyd, Withrow Family Collection, 1780/199814
- Ben Benson Collection, 1789/20151
- Benjamin Layman Papers, 1752/18152