Collection George Edward Woodberry papers, 1866-1951 Repository Columbia University: Rare Book & Manuscript Library
Collection George Santayana papers, 1880-1946 Repository Columbia University: Rare Book & Manuscript Library
Collection John Treat Irving Jr. letters, 1807-1936 Repository Columbia University: Rare Book & Manuscript Library
Collection Kent Family papers, 1785-1901 Repository Columbia University: Rare Book & Manuscript Library