National Museum of Nuclear Science & History
Harry Reason was a janitor at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Bob Metcalf served in the 1395th Military Police Company, Aviation.
Ralph A. James (1920-1973) was a research associate in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
G. Tolson worked for the Roane-Anderson Company.