National Museum of Nuclear Science & History
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
Captain Frederick Bock had flown many combat missions out of India and China before he was selected to be a part of the the 509th Composite Group in 1944.
Mollie Sprio was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Audette worked in the United States Engineering District Office.