National Museum of Nuclear Science & History
Ruska worked for Stone and Webster Engineering Corporation.
Gavin Hadden was an American civil engineer who served as special assistant to General Leslie R. Groves during the Manhattan Project.
Ruby Kidd worked for the Kellex Corporation at the K-25 Plant.
Gordon D. Judkins served in the 393rd Bombardment Squadron.
Maybelle Panzer worked for the United States Engineer District Office.