Collections

The Alex mss., 1910-1935, consists of letters from author Upton Beall Sinclair, 1890-1968, to lawyer and fellow socialist Tanna Alex, 1884-1982.

The Appleton-Century mss., 1846-1962, consists of the office files of the publishing company, its two predecessors, D. Appleton & Co., and the Century Co., and to a small extent its successor, Appleton-Century Crofts, Inc.

The Armour mss., 1952-1956, consists of letters from author Upton Sinclair, 1878-1968, to author and English professor Richard Willard Armour, 1906-1989.

The Baatz mss., 1940-2010, consists of correspondence from prominent literary and political figures to librarian Wilmer Henry Baatz, 1915-1991.

The Boni mss., 1926-1939, consists of the correspondence of author Upton Beall Sinclair, 1878-1968, with publishers Albert Boni, 1892-1981, and Charles Boni, 1894-1969.

The Bowers mss. II, 1867-1960, consists of the papers of newspaperman and diplomat Claude Gernade Bowers, 1878-1958.

The Browne mss., 1878-1949, consists of the papers of Lewis Browne, 1897-1949, author, radio commentator, lecturer, and world traveler.

The Cane mss., 1936-1957, consist of letters from Upton Sinclair, 1878-1968, author, to Melville Henry Cane, 1879-, lawyer and poet. They relate in the main to Sinclair's writings.

The Clark mss., 1909-1957, consists of the letters and writings of author, editor, and publisher Thomas Curtis Clark, 1877-1953, as well as the autographs and poems of other writers collected by him.

The Colorado-Sinclair mss. consists of letters exchanged between author, Upton Beall Sinclair, 1878-1968, and University of Colorado Director of Libraries Eugene Holt Wilson, 1909-?, Boulder, Colorado, August 25-October 31, 1950.

The DeWitt mss., 1941-1955, consists of letters from Upton Sinclair, 1878-1968, author, to Samuel Aaron DeWitt, 1891-1963, poet and businessman, and correspondence between Mary Craig (Kimbrough) Sinclair, (Mrs. Upton Sinclair), 1883-1961, and DeWitt.

Consists of the correspondence and writings of Max Forrester Eastman, 1883-1969, author.

​The Eeden mss. consists of two reels, 1908-1913 and 1914-1918, of negative microfilm of letters and postcards of Upton Beall Sinclair, 1878-1968, novelist, to Frederik Willem van Eeden, 1860-1932, poet and dramatist, from the originals in the Frederik van Eeden-Genootschap at the University of Amsterdam in Amsterdam, Holland.

The Ehrmann mss., 1899-1926, consists of letters to Max Ehrmann, 1872-1945, author, from Eugene Victor Debs, Frank Harris and Upton Beall Sinclair, and Mrs. A. Schember.

The Engs, Ruth mss., 2001-2010, consist of typescripts, page proofs, correspondence, and research materials for works by health reform scholar Ruth Engs.

The Greene, E. mss., 1925-1964, consists of the correspondence of Ernest S. Greene, 1890-1979, secretary to novelist Upton Beall Sinclair, 1878-1968.

The Haldeman mss., 1948-1960, consists of files from Haldeman-Julius Publications of Girard, Kansas, containing correspondence with and book sales records of writer Upton Beall Sinclair, 1878-1968.

The Haldeman mss. II, 1908-1951, consists of correspondence of writers and editors, including Emanuel Haldeman-Julius, 1889-1951, who were connected to Haldeman-Julius Publications.

The Haldeman mss. III, 1915-1918, consists primarily of correspondence of Upton Beall Sinclair, 1878-1968, novelist, and Appeal to Reason staff members Louis Kopelin, 1887-1949, and Walter H. Wayland, 1884-1980.

The Hapgood mss., 1915-1951, consists of the papers of labor leader Powers Hapgood, 1899-1949.