- Alberta Pfeiffer Architectural Collection, 1929/197613
- Alderman family papers, 1779/19611
- Alexander G. Gilliam collection of University of Virginia history papers, 1921/20192
- Alexander Haight family collection, 1764/19762
- Alexander Haight family collection, 1764/19773
- Alexander Kallos Papers, 1939/19598
- Alexander Sterrett Paxton Papers, 1858/1959, bulk 1861/18651
- Alexandria Antique Arts Association Collection (MS134), 1971/19991
- Alexandria Bicentennial Commission (MS085), 1937/19791
- Alexandria Black Family Reunion Digital Collection, 1937/20051
- Alexandria Building and Repair Permits (MS080), 1930/19499
- Alexandria History Collection (MS240), 1767/20087
- Alexandria Library Board Records (MS416), 1937/20201
- Alexandria Library Company Records (MS002), 1794/20077
- Alfred A. Bolton, Papers regarding History of Management and Other Material, 1900/200732