National Museum of Nuclear Science & History
Clarence Signaigo was a laboratory helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
H.A. Fettinger was a junior physicist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
G. A. Luguet served in the 509th Headquarters and Base Services Squadron.
Merle E. Elliott served in the 393rd Bombardment Squadron.