Instructor physics Harvard University, 1933-1935. Lecturer physics University of Wisconsin, 1935-1936. Fellow Institute Advanced Study, Princeton, New Jersey, 1936-1938.
Member of faculty Washington Square College, New York University, 1938-1946. Micro-wave engineer Sperry Gyroscope Company, 1941-1945. Member of faculty Washington University, St. Louis, 1946-1978, Wayman Crow professor emeritus.
Born October 19, 1906