National Museum of Nuclear Science & History
W. W. Johnson worked for the Kellex Corporation at the K-25 Plant.
Walter R. Julek was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Grace Hulbert Wilson Groves is the wife of General Leslie R. Groves. The pair was married in 1922 and together they had two children, Richard and Gwen.
