National Museum of Nuclear Science & History
George Caldwell worked for the J.A. Jones Construction Company.
John Deal worked for the Kellex Corporation at the K-25 Plant.
Per E. Carlson served in the 603rd Air Engineering Squadron.
Theodore Boinski (1920-2008) was a laboratory assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Walter R. Julek was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
