National Museum of Nuclear Science & History
Gayle Braden was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
James R. Chapman was an engineer working for Stone & Webster when he was recruited to work on the Manhattan Project.
C. Eppes worked for the Roane-Anderson Company.
Louis Turner was a metallurgical engineer who worked on the Manhattan Project. He first became involved with the Manhattan Project at the University of Chicago in 1943.
Gordon Hamilton worked for the J.A. Jones Construction Company.