- Alexandria History Collection (MS240), 1767/200830
- Cazenove Family Papers (MS212), 1786/197024
- Alexandria Gazette Ledgers (MS026), 1833/186613
- Armistead Boothe Papers (MS164), 1803/199012
- James S. Hallowell Collection (MS132), 1840/18719
- Penny C. Morrill Collection (MS104), 1970/19809
- Alexandria Library Company Records (MS002), 1794/20078
- Helen Norris Cummings Papers (MS072), 1865/19497
- Milton Penn Collection (MS267), 1794/18937
- Sangster Papers (MS294), 1853/18917
- St. John's Academy Records (MS004), 1833/18997
- William Gregory Family Papers (MS417), 1771/19937
- Esther Holliday Green Collection (MS073), 1859/19826
- Robert Hume Bashaw Papers (MS320), 1833/18706
- The Virginia American Water Company Collection (MS103), 1866/19886