- Abraham Anson papers, 1939/20051
- Alexander Haight family collection, 1764/19761
- American Public Transportation Association records, 1898/19991
- Arnold Goldman Living Newspaper collection, 1931/19731
- C-SPAN records, 1809/2012, bulk 1978/20121
- C. Harrison Mann, Jr. papers, 1832/19791
- David Pass papers, 1934/20011
- E. P. Conkle papers, 1928/19941
- George Mason University Office of the President records, 1949/20131
- Herbert Feis papers, 1952/19721
- James M. Buchanan papers, 1800/20141
- Jerome Epstein papers, 1943/19831
- John N. Paden papers, 1938/20101
- League of Women Voters of the Fairfax Area records, 1809/2012, bulk 1978/20121
- Martin Wohl papers, 1919/20001