National Museum of Nuclear Science & History
J. R. Poling worked for the United States Engineer District Office.
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.
Chalgren worked at the 200 West Area at Hanford during the Manhattan Project.
