Emil W. Lehmann Papers, 1906-72

Description: Papers of Emil W. Lehmann (1887-72), professor and head of agricultural engineering (1921-1955), including correspondence (1915-66), manuscripts (1915-64), publications (1920-52), photographs, diaries (1906-07, 1913-15, 1921-63), programs and course materials (1915-54), relating to soil and water conservation (1931-60), farm machinery and equipment, farm buildings, water supplies and sanitation, rural electrification (1923-54), agricultural policy (1924-42), the Agricultural Engineering Department (1921-64), and European travel (1937-38). The papers include files on constuling work for Central Illinois Public Service Company (1928-29), Sears, Roebuck & Co. (1937-38), International Harvester Company (1955-58) and Heli Coil Corporation (1961-63); farm safety and the National Safety Council (1950-