- Financial Records of the Mount Vernon Ladies' Association, 1858/20156
- Geo. Gregory Smart collection of Washington and Mount Vernon ephemera, 1793/20171
- Guest Books and Visitor Registers, 1850/20161
- Historic manuscript collection, 1601/19331
- Historic newspapers collection, 1757/19571
- Historical Photograph Collection, 1850/201027
- Mount Vernon and MVLA Ephemera, 1858/20222
- Papers of the Superintendent and Resident Director, 1850/19961
- Peter family papers, 1722/19321
- Publications - History of Mount Vernon and George Washington, 1854/20123
- Publications and Printed Material of the Mount Vernon Ladies' Association, 1854/20161
- Restoration Files for the Historic Structures Report, 1750/20051
- Robert Waldsmith Collection of stereographs and cabinet cards, 1856/19811
- Superintendent's Letter Books, Diaries, and Monthly Reports - collection of bound volumes, 1885/19675
- Washington D.C. and Regional Guidebooks, 1891/19611