National Museum of Nuclear Science & History
Edward J. Fredrick was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Fermin Vigil was a staff worker at Los Alamos during the Manhattan Project.
Hyman H. Goldsmith (1907-1949) was an American physicist. In 1943, Goldsmith became coordinator of information for the Metallurgical Lab in Chicago.