- Archibald W. Campbell (1839-1899), Newspaperman, Papers, 1855/1941, bulk 1855/18991
- Early Records of the Mount Vernon Ladies' Association, 1853/1951, bulk 1853/18751
- Historic ephemera collection, 1796/19861
- Historic manuscript collection, 1601/19331
- Historical Photograph Collection, 1850/20101
- John Augustine Washington III and Mount Vernon Ladies' Association (MVLA) collection, 1834/19571
- Lily Laughton Papers, 1850/18911
- Papers of the Superintendent and Resident Director, 1850/19961
- Political Campaigns and Elections Material, 1860/20061
- Publications - History of Mount Vernon and George Washington, 1854/20121
- Publications and Printed Material of the Mount Vernon Ladies' Association, 1854/20161