- American Theatre Association records1
- Arena Stage records, 1949/20101
- C-SPAN records, 1809/2012, bulk 1978/20121
- Charles A. Veatch papers, 1970/20041
- Clarence E. Larson Science and Technology Oral History collection1
- Dulles Corridor Rail Association records, 1985/20111
- Edith McChesney Ker papers, 1948/20031
- Frank Phillippi Watergate collection1
- Fred Grossberg Creative Writers' Workshop collection1
- George Mason University Audiovisual collection, 1950/2005, bulk 1980/19901
- George Mason University Center for the Study of Constitutional Rights records, 1955/19921
- James M. Buchanan papers, 1800/20141
- Jay Bradford Fowler, Jr. papers1
- Jerry Clapsaddle papers1
- Jerry Clapsaddle papers, 1981/20051