National Museum of Nuclear Science & History
Philip G. Koontz was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Cannon worked for Stone and Webster Engineering Corporation.
Guy Covington served in the 1st Ordnance Squadron.
Evelyn O. Gaston was a laboratory technician in the Health Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.