National Museum of Nuclear Science & History
T. W. Brownback worked for the Red Cross.
Oscar J. Thigpen served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Top Secret.
Joseph Hans worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Edith Anderson worked for the Roane-Anderson Company.