National Museum of Nuclear Science & History
U. W. Allen worked for the William A. Pope Company.
Henry Barwick worked as a plumber, pipefitter, and steamfitter during the building of the Y-12 plant at Oak Ridge.
Harold Knisley served as a private first class in the 393rd Bomb Squadron in the 509th Composite Group as an aircraft mechanic.
Roberta A. Edwards was a lab technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
