National Museum of Nuclear Science & History
Bertrand worked in the United States Engineer District Office.
Marilyn Williams was a staff worker at Los Alamos during the Manhattan Project.
Melvin S. Friedman was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Technical Sergeant Roderick F. Arnold (1917-1998) was a Flight Engineer assigned to the Bockscar’s original crew.
William McCord, Jr. worked for the United States Engineer District Office.
