Mechanical and Civil Engineering, Division of [former name], NMAH, SI
0.3 cu. ft.; 0.008 cu. meters
These papers document the activities of or were collected by Fritz P. Grutzner. Included are correspondence concerning solar energy, 1954-1956; copies of articles on solar heating, 1935, 1941-1942, 1945-1949, 1952; "Milwaukee Journal" on Farrington Daniels, 1955; manufacturer's literature; drawings; calculations; and mimeographed proceedings of the Conference on Solar Energy held in Tucson, Arizona in 1955.
Division of the History of Work and Industry, National Museum of American History