- Albert D. Davis papers, 1930/19521
- Alexander Sterrett Paxton Papers, 1858/1959, bulk 1861/18651
- Amos Koontz Papers II, 1865/19701
- Anatole and Vladimir Kalichevsky Papers, 1871/19551
- Anne T. Chapman Papers, 1884/19541
- Archibald F. Ward, Jr. Papers, 1939/2007, bulk 1945/19601
- Ball Family Papers, 1887/19761
- Benjamin Bray Papers, 1950/1999, bulk 1985/19951
- Benjamin Huddle Diary, 1861/20061
- Blackley Family papers, 1830/20201
- Bozarth Family Papers, 1931/1985, bulk 1931/19621
- Broome Family Papers, 1862/19951
- Caley Family Papers, 1895/19681
- Charles E. Kolodzey Papers, 1947/19781
- Charles Pomeroy Stone Family collection, 1880/19721