National Museum of Nuclear Science & History
F. K. Shook 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.
Frank Vaughan was a research associate at the Chicago Met Lab during the Manhattan Project.
Shirley Nyden was a laboratory technician in the Chemistry Division at the University of Chicago Met Lab between June and December of 1944.