National Museum of Nuclear Science & History
Bradley worked in the United States Engineer District Office.
George Mallinckrodt was a physicist at the Manhattan Project’s Los Alamos, NM facility. He also worked at Argonne National Laboratory, the successor of the University of Chicago’s Metallurgical Laboratory (“Met Lab”).
Raymond Sheline was a chemist at Columbia University and a member of the Special Engineer Detachment at Oak Ridge and Los Alamos.
C. E. Knox worked for the Roane-Anderson Company.