National Museum of Nuclear Science & History
Shea worked for Stone and Webster Engineering Corporation.
Margaret Rand was a research assistant in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Bert Weisser worked at Los Alamos during the Manhattan Project.
Halpern worked in the United States Engineer District Office.
H.A. Fettinger was a junior physicist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.