Collection
- Meginnei David Papers, Undated1
- Miscellaneous Manuscripts Collection, Undated1
- Muzzey General Store Records, 1833-19031
- Nancy Papish Papers, 1953-2001, bulk 1970-19941
- New Haven and West Haven Horse Railroad Company Records, 1865-18941
- New York Canals Collection, 1828-18831
- New York State Education Department Collection, 1879-19741
- New York State Normal College Executive Committee Records, 1844 June-1909 September1
- New York, New Haven, and Hartford Railroad Company Records, 1849-19261
- Oskar Maria Graf Papers, 1891-19671
- Paul Frank and Hans Adler Papers, Undated1
- Phi Delta Kappa, Epsilon Omicron Chapter Records, Undated1
- Richard Falk Papers, Undated1
- Roger T. Conant Papers, 19711
- Sangerfield and Marshall Agricultural Society Records, 1857-18831
- Schoch, Magdalena Papers, Undated1
- Theodore White Papers, Undated1
- Thomas J. Tash Papers, 1857-18861
- Thomas Kupferman Papers, Undated1
- Thomas Smith Papers, Undated1