The Vonnegut mss. II, 1965-2002, consists of letters of novelist Kurt Vonnegut, Jr., 1922-2007, written to his youngest daughter, artist Nanette (Nanny) Vonnegut, 1954- .
The Stedman mss., 1863-1922, are the letters and writings used as extra-illustrations for the two volumes of Life and Letters of Edmund Clarence Stedman by Laura Stedman and George M. Gould, New York, Moffat, Yard and Company, 1910.
The Leiber, F. mss. II, ca. 1932-1970, consist of correspondence, writings, drawings, and photographs of science fiction writer Fritz Leiber, 1910-1992.
The Hastings, L. mss., 1904-1957, consists primarily of letters from author Elizabeth Jane Miller Hack, 1878-1961, to Lyndona Hastings Rutherford, 1891-1989.
The Harris, L. mss. consists of materials related to the writing and publication of Upton Sinclair, American Rebel (Crowell, 1975), by author Leon A. Harris, 1926-2000.