National Museum of Nuclear Science & History
Douglas Shotton worked for the United States Engineer District Office.
Graham worked at the 300 Area at Hanford during the Manhattan Project.
C. J. Carrol worked for the Poe Piping & Heating Company.
Klaus Fuchs (1911-1988) was a German theoretical physicist and spy who worked at Los Alamos during the Manhattan Project and passed atomic secrets to the Soviet Union.