- Clark E. Warburton papers, 1920/197911
- Edward Vitale violin music collection, 1700/19006
- Edward Vitale violin music collection, 1886/19516
- Edwin W. Lynch Vietnam War protest collection, 1965/19756
- Federal Theatre Project collection, 1885/1986, bulk 1935/19395
- George B. Holsinger photograph collection, 1860/19101
- George Mason University Student Government records, 1968/20191
- George Taylor Klipstein manuscript medical account books, 1881/19185
- Gilbert and Sullivan collection, 1904/20002
- Gustav Klemp German World War I collection, 1901/19225
- Gustav Klemp World War I collection, 1892, bulk 1914/19181
- Henry H. Douglas papers, 1945/1992, bulk 1960/19732
- Hugh Heclo government policy collection, 1901/19911
- J. Howard Miller papers, 1891/19462
- James M. Buchanan papers, 1800/20142