National Museum of Nuclear Science & History
Paul Langguth 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.
Ken Foster joined the Dayton Project in July, 1948. He worked in an assay group at the Runnymeded Playhouse in Oakwood, where he conducted studies on the radiation properties of the polonium that was being manufactured there.