National Museum of Nuclear Science & History
Rau worked for Stone and Webster Engineering Corporation.
Willingham worked at the 200 West Area at Hanford during the Manhattan Project.
Mary E. Parrish was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) 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.
