National Museum of Nuclear Science & History
Hardie worked in the United States Engineer District Office.
Sidney Williams was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Lee Holmes worked for the G.G. Ray Company.
Julius Tabin was a physicist and a member of Enrico Fermi’s team at Los Alamos that developed the world’s first atomic bomb during World War II.
