- Bailey-Law Collection, 1825/19711
- Baker Family Papers
1781-19217
- Barnes Family Papers, 1797/1926, bulk 1818/18751
- Barringer Family Papers
ca.
1812-19664
- Barton family papers, 1855/18691
- Basil Lanneau Gildersleeve Papers
1799-19894
- Baylor Family Papers
1653-19158
- Baytop-Fitzhugh Papers, 1840/18663
- Beebe collection of Washington family papers, 1818/1861, bulk 1840/18501
- Benjamin Penhollow Shillaber
Collection
1857-18901
- Benjamin Stoddert Ewell Papers, 1784/1934, bulk 1830/189216
- Berkeley Family Papers
1536-present3
- Black, Kent, and Apperson Family Papers, 1779/19842
- Blackford Family Papers
1849-18705
- Board of Visitors minutes, 18391