National Museum of Nuclear Science & History
J. A. Drake worked for the J.A. Jones Construction Company.
Eva Pennartz worked for the Roane-Anderson Company.
Chester J. Krajewski 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.
Eleanor Lewis was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
