- Alberta Pfeiffer Architectural Collection, 1929/19762
- Alexander Brooks "A.B." Jackson Papers, 1965/19813
- Alexander Haight family collection, 1764/19772
- Alexandria History Collection (MS240), 1767/200813
- Alexandria Library Board Records (MS416), 1937/20202
- Alexandria Library Company Records (MS002), 1794/20077
- Alexandria Library Records (MS098), 1937/20131
- Alfred C. Payne Collection, 1917/20034
- Alice Langley Hsieh Papers,, 1943/19782
- Allan Blank Papers, 1958/20095
- Alleghany Chapter, National Society of the Daughters of the American Revolution Records,, 1890/20225
- Alpha Sigma Alpha Collection, 1933/20181
- Alumni Association Records, 1833/2014, bulk 1950/20056
- Alumni Association Records, 1924/20163
- Alumni Association Records, 1950/20072