Collection John Erskine papers, 1890-1951 Repository Columbia University: Rare Book & Manuscript Library
Collection Joseph Dorfman papers, 1890-1983 Repository Columbia University: Rare Book & Manuscript Library
Collection Paul R. Hays papers, 1910-1980 Repository Columbia University: Rare Book & Manuscript Library
Collection Wesley Clair Mitchell papers, 1898-1953 Repository Columbia University: Rare Book & Manuscript Library