Description: Papers of William R. Chedsey (1887- ), professor of mining engineering (1946-55), including correspondence (1934-43), unpublished papers and biographical data (ca. 1942-60), mineral land and mine surveying notes (1913-37), "Coal Preparation" extension course materials (1959-60), "Anti-Submarine Tactical Training course" materials (1943), mining publications (1931-58), stockholders quarterly and annual reports and personal financial records (1940-60).