- Alexander Haight family collection, 1764/19766
- C-SPAN records, 1809/2012, bulk 1978/20122
- C. Harrison Mann, Jr. map collection, 1579/19612
- C. Harrison Mann, Jr. papers, 1832/19792
- Carol R. Lubin papers, 1960/19811
- Clark E. Warburton papers, 1920/19797
- Edwin W. Lynch Vietnam War protest collection, 1965/19753
- George Mason University Student Government records, 1968/20191
- James M. Buchanan papers, 1800/20142
- Jean M. Lander collection1
- John N. Paden papers, 1938/20101
- League of Women Voters of the Fairfax Area records, 1809/2012, bulk 1978/20121
- Martin Cohen theater collection, 1816/20171
- Milton Barnes papers2
- North American 19th century theatre broadside collection, 1850/18677