National Museum of Nuclear Science & History
Paul Gerhard worked for the Kellex Corporation at the K-25 Plant.
Joseph S. Stiborik served as a sergeant in the 393rd Bombardment Squadron, a part of the 509th Composite Group.
Charles Raeth was a research assistant at the Chicago Met Lab during the Manhattan Project.
Eugene Olsen was a staff worker at Los Alamos during the Manhattan Project.