- Armistead Mason Dobie papers, 1902/19652
- Armistead Page Booker papers, 1943/19901
- Arthur Fickénscher Papers
ca.
1895-199511
- Arthur J. Morris memorabilia, 1884/19921
- Arthur S. Dayton Correspondence and Catalogs regarding Purchase of Rare Books, 1898/2007, bulk 1923/19594
- Association for the Preservation of Virginia Antiquities, Yorktown Branch Records, 1921/2013, bulk 1975/20051
- Athletic Association Records, 1926/19647
- Audio Visual Collection, 1928/20152
- Bailey-Law Collection, 1825/197189
- Barrett Day Care Center Papers
1942-199518
- Barringer Family Papers
ca.
1812-196612
- Base Hospital No. 41 collection, 1905/20091
- Basil Lanneau Gildersleeve Papers
1799-19898
- Baylor Family Papers
1653-19151
- Benjamin A. Banks Papers, 1855/19741