National Museum of Nuclear Science & History
Stanley Hall (1924 – present) is an American laboratory technician and scientist who worked on the Manhattan Project at Los Alamos, New Mexico.
Anna Barbic was a laboratory assistant in the the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Walter J. Grundhauser was a research assistant the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.