National Museum of Nuclear Science & History
Joseph H. Heartberg was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Charles Allen Thomas (1900-1982) was an American chemist and industrial leader. Thomas was recruited to join the Manhattan Project in 1942 by General Groves, who offered him a postion as a deputy to Robert Oppenheimer, the director of the Los Alamos Laboratory in New Mexico.
Robert Ward worked for the Tennessee Eastman Corporation at the Y-12 Plant.
