Collection
- Bridge Line Historical Society Collection, 1870-2024574
- Leonard Kastle Papers, 1940-1996559
- Duncan Blanchard Papers, 1789-2003542
- Ernest Curto Papers, 1944, 1946-1965536
- National Organization for Women (NOW), New York State Chapter Records, 1961-2011532
- Michelle Crone Papers, 1927-2000, bulk 1982-1995515
- Hans Staudinger Papers, 1928-1980510
- E. Ogden Bush Papers, 1884, 1958-1965492
- Paul Hanks Papers, 1944-1966, Undated483
- General Reference Collection, 1828-2015481
- Oskar Maria Graf Papers, 1891-1967462
- Leonard Farbstein Papers, 1955-1970457
- Greta Hartwig Manschinger and Kurt Manschinger (Ashley Vernon) Papers, 1896-1986452
- Bernard Vonnegut Papers, 1828-1997451
- Raymond and Sara Harris Papers, 1942-2009436
- City of Newburgh Urban Renewal Collection, 1935-2000434
- Louis Ismay Papers, 1959-1977425
- Nowicki, Joseph Papers, 1954-1964411
- Eliot H. Lumbard Papers, 1943-2006402
- Hans Natonek Papers, 1918-1964397