National Museum of Nuclear Science & History
R. E. Graves worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Paul E. Leach served in the 393rd Bombardment Squadron.
James A. Puckett served in the 393rd Bombardment Squadron.
Daniel J. Keefe was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Harold Ninger was a staff worker at Los Alamos during the Manhattan Project.