Collection Vladimir Pavlovich Meshcherskii Letters, 1863-1913 Repository Columbia University: Rare Book & Manuscript Library
Collection Sydney Howard Gay papers, 1748-1931 Repository Columbia University: Rare Book & Manuscript Library
Collection Siegfried Sassoon papers, 1894-1966 Repository Columbia University: Rare Book & Manuscript Library
Collection Samuel and Bella Spewack papers, 1920-1980 Repository Columbia University: Rare Book & Manuscript Library
Collection Rudolf and Margot Wittkower papers, 1916-1995 Repository Columbia University: Rare Book & Manuscript Library
Collection Rochelle Owens papers, 1900-2022 Repository Columbia University: Rare Book & Manuscript Library
Collection Robert Smithson drawings, 1969-1970 Repository Columbia University: Rare Book & Manuscript Library
Collection Roberts Brothers papers, 1838-1932, bulk 1882-1898 Repository Columbia University: Rare Book & Manuscript Library
Collection Robert Lax papers, 1938-1990 Repository Columbia University: Rare Book & Manuscript Library
Collection Renwick Family papers, 1794-1916 Repository Columbia University: Rare Book & Manuscript Library