Collection
- Andrew Lang Papers, 1898-19121
- Boston and Maine Railroad Company Records, 1889-19041
- Center for Community Studies Records, 1946-19761
- Clove Branch Railroad Company Records, 1869-18931
- David Baldus Papers, 1965-20111
- Dutton S. Peterson Papers, 1892-19651
- East Freetown, New York, Railroad Freight Records, 1891-19011
- Edwin Adams et al v. William Rockefeller Records, 1889-19211
- Eugene G. Wanger and Marilyn M. Wanger Death Penalty Collection, 1754-20221
- Frederick Hendricks Papers, 1709-18911
- G.F. and A.E. Gay Papers, 1883-18961
- Galdos Benito Perez Papers, 1887-18981
- Gertrude Shill Papers, 1888-19341
- Great Western Railway Records, Undated1
- Henry M. and William L. Chase Papers, 1877-19011
- Herbert Kessler Papers, Undated1
- Hugo A. Bedau Papers, 1954-20051
- International Typographical Union Collection, 1870-19361
- James Sullivan Papers, Undated1
- John E. Kingston Papers, Undated1