National Museum of Nuclear Science & History
Ray Sheehan worked for the United States Engineer District Office.
Josephine Hinch was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Vladislav Ignatov worked for the Roane-Anderson Company.
Allen worked at the 200 West Area at Hanford during the Manhattan Project.
R. H. Snyder worked for the Fercleve Corporation.