- Effinger School Collection, 1909/20112
- A. Edwin Kendrew Papers, 1930/19591
- Abraham Anson papers, 1939/20051
- Alexander Haight family collection, 1764/19761
- Anne and Alan Morledge Collection, 1946/2005, bulk 1969/19881
- Boelt Family Papers, 1948/19751
- Bozarth Family Papers, 1931/1985, bulk 1931/19621
- C-SPAN records, 1809/2012, bulk 1978/20121
- C. Harrison Mann, Jr. papers, 1832/19791
- Delphine Hurst Parsons papers, 1923/1976, bulk 1923/19311
- Dennis Pluchinsky collection on terrorism and counterterrorism, 1956/20161
- Don (Donald H.) Amador Papers, 1944/19831
- Elizabeth Nunn Papers, 1931/19751
- Ephemera Collection, 1800/20141
- Fay Parr Papers, 1920/20021