- Ralph Payne, Baron Lavington family papers (OSB MSS 138)6
- Victor Serge papers (GEN MSS 238)5
- William Walker Whitehall Johnston photograph album of Wales, the West Indies, and the 1st West India Regiment (GEN MSS 887)5
- Filippo Tommaso Marinetti papers (GEN MSS 130)4
- John Mitzel papers (GEN MSS 1779)4
- Katherina von Fraunhofer-Kosinski collection of Jerzy Kosinski (GEN MSS 742)4
- Morris Tyler family collection of John James Audubon (GEN MSS 85)4
- Romanov collection (GEN MSS 313)4
- Sara and Gerald Murphy papers (YCAL MSS 468)4
- Charles Beecher Hogan papers relating to Jane Austen (GEN MSS 413)3
- George W. Fox Collection of American Indian ledger drawings and photographs (WA MSS S-2893)3
- Ira Cohen papers (YCAL MSS 625)3
- James Weldon Johnson and Grace Nail Johnson papers (JWJ MSS 49)3
- Tano D'Amico photographs and papers (GEN MSS 655)3
- Walter L. Pforzheimer papers (GEN MSS 817)3
- William A. Speck collection of Goetheana : general ephemera (YCGL MSS 27)3
- Amiri Baraka papers (JWJ MSS 198)2
- Edith Wharton collection (YCAL MSS 42)2
- Ginny Crouch Stanford collection of Frank Stanford (YCAL MSS 1086)2
- Hersey Family Papers (YCAL MSS 723)2