National Museum of Nuclear Science & History
W. B. Parsons worked for the United States Engineer District Office.
Henry DeWolf Smyth (1898-1986) was an American physicist, diplomat, and bureaucrat. During World War II, Smyth was a member of the National Defense Research Committee’s Uranium Section.
Prisda Rosen was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.