Collection
- Eli Cantor papers, 1935-19851
- Fish family papers, 1739-18601
- Fly papers, 1965-2023, bulk 1990-20121
- Frederic Dannay papers, 1920-19821
- George A. Plimpton Papers, 1634-19561
- Georges Borchardt Inc. records, 1949-20241
- Gerald Sykes papers, 1921-19841
- Goddard-Riverside Community Center records, 1854-19941
- Group for Contemporary Music records, 1962-19991
- Guastavino Fireproof Construction Company architectural records, 1866-1985, bulk 1890-19421
- Hanging Loose Press records, 1966-20121
- Harold Matson Company Inc. records, 1937-19801
- Harper & Brothers Records, 1817-19291
- Henry Beetle Hough papers, 1841-19941
- Hodder and Stoughton records, 1875-19141
- Howells & Stokes architectural records and drawings, 1900-1940, bulk 1904-19071
- Il'ia Dmitrievich Surguchev Papers, 1916-19581
- Independent Literary Agents Association records, 1975-19891
- Indian Princely States records, 1890-19601
- Indusco Inc. records, 1938-19851