Writings by Chauncey Pratt Williams and others on the history of the American West. Includes research material, correspondence, manuscripts, typescripts, and published works by Williams, as well as published works by other writers. Williams' writings include works on the trappers Antoine Robidoux and Bill Williams; the United States General and United States Senator from New York Philip Schuyler; and the Western frontiersmen John Hoback and John Coulter. Also included are Western history publications, including Overland Monthly and The Old West Series.