National Museum of Nuclear Science & History
H. R. Grady worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Patrick Stout served in the Army at Los Alamos during the Manhattan Project.
I. B. Whitney worked for Clinton Laboratories at the X-10 Reactor.
Mary Fair worked as a lab assistant at the Metallurgical Lab at the University of Chicago. She was not sure of the purpose of her work, but often used radiation detecting devices in the experiments.