National Museum of Nuclear Science & History
Guenther worked in the United States Engineer District Office.
Bradie F. Shannon worked for the J.A. Jones Construction Company.
Mary McCormick was a secretary at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Burris Cunningham was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
James R. Chapman was an engineer working for Stone & Webster when he was recruited to work on the Manhattan Project.
