National Museum of Nuclear Science & History
Robert Moe served in the 603rd Air Engineering Squadron.
Mollie Sprio was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
H. G. Mullican worked for the J.A. Jones Construction Company.
Opaline Calhoun was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.