Marlin S. Hanson

Stewart E. Vladman

R. L. McCormick

R. L. McCormick worked for the J.A. Jones Construction Company.

Harvey B. Lemon

Harvey B. Lemon (1885-1965) was a consultant to the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H. B. Malter

H. B. Malter worked for the Edenfield Electric Company.