National Museum of Nuclear Science & History
Parr worked in the 200 East and 100 D Areas at Hanford during the Manhattan Project.
Robert Kupp joined the Manhattan Project at Oak Ridge in January 1945. Kupp was a supervisor in the Line Recorder Department at K-25, where he monitored a mass spectrometer that determined the concentration of various material in the cascade while it was being processed.
W. H. Ray worked for Clinton Laboratories at the X-10 Reactor.
C. D. Wilder worked for the Tennessee Eastman Corporation at the Y-12 Plant.
T. A. Gamble worked for Clinton Laboratories at the X-10 Reactor.