Irving E. Bardecker

Nelson Tibbatts

Nelson Tibbatts worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Lawrence Glendenin

Lawrence Glendenin was a research assistant in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

George Mallinckrodt

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”).

William Spencer