- Sasha Lurye Collection1
- Scheffler, Wolfram Adalbert,--1956---Autograph1
- Scheffler, Wolfram Adalbert,--1956---Presentation inscription to Ingrid and Wolfram1
- Smalls, Robert, 1839-19151
- Smith, Jessie Willcox, 1863-19351
- Società italiana degli autori ed editori --Stamp1
- Soga, Sukenari, 1172-11931
- Soga, Sukenari,--1172-1193--Fiction1
- Soga, Tokimune, 1174-11931
- Soga, Tokimune,--1174-1193--Fiction1
- Stoke Newington Eight Defence Group1
- Swanick, Hans--Autograph1
- Thomson, Hugh, 1860-19201
- Toklas, Alice B1
- Toklas, Alice B. --Provenance1
- Toussaint Louverture, 1743?-18031
- Tremblay, Alain1
- Trott, Annie U.--Autograph1
- Tubman, Harriet, 1820?-19131
- Tzara, Tristan,--1896-1963--Autograph (copy 2)1
Libraries & Collections
- Arts Library
- Bass Library
- Beinecke Library
- Classics Library
- Divinity Library
- Film Study Center
- Fortunoff Archive
- Humanities Collections
- International Collections
- Law Library
- Lewis Walpole Library
- Library Collection Services
- Manuscripts & Archives
- Map Collection
- Marx Science & Social Science Library
- Medical Library
- Music Library
- Sterling Library
- Yale Center for British Art
