National Museum of Nuclear Science & History
Gene Hall worked for the Union Carbide & Carbon Corporation.
F. G. Reichle worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Paul J. Esterline was an engineer. He attended Ohio State University for two years, and then attended the Chicago Technical Institute in the late 1920s, learned engineering drafting there.
Fredric Stokes was a staff worker at Los Alamos during the Manhattan Project.