- Blair, Banister, Braxton, Horner, Whiting Papers, 1760/1890, bulk 1765/18172
- Blow Family Papers, 1613/1960, bulk 1770/18756
- Board of Visitors records, 1757/20236
- Borland Family Papers, 1771/19401
- Boyers Morgan Clark, Compiler, Genealogy Records, 1660/19551
- Bradford Laidley Papers, 1755/19911
- Bradley T. Johnson Papers
1676-19372
- Brady Family Papers, 1750/19801
- Brafferton Estate Collection, 1691/19351
- Bray Papers, 1730/18174
- Bruton Parish Church (Williamsburg, Va.) records, 1662/2010, bulk 1900/20003
- Bushrod Washington family papers, 1662/18358
- Byer Family Genealogy, 1726/19381
- C. Harrison Mann, Jr. Map Collection, 1579/19611
- C. Harrison Mann, Jr. map collection, 1579/19611