Collection
- P. Burwell Rogers Papers2
- Pace Family Papers2
- Palladio Bridge1
- Pamela Webb Architectural Collection,23
- Panoramic Photographs Collection1
- Papers of Christine Meadows, Curator59
- Papers of Dr. August E. Kehr ca. 1924-199416
- Papers of Dr. Sandra F. McDonald-American Rhododendron Society 1977-199711
- Papers of James Lawrence Basil Williams ca. 1895-199516
- Papers of John Casey 1939-199015
- Papers of Mary V. Thompson, Research Historian31
- Papers of Virginius Dabney 1983-19861
- Papers of the American Rhododendron Society ca. 1944-1948; 1965-19976
- Papers of the Mount Vernon Ladies' Association204
- Papers of the Superintendent and Resident Director166