National Museum of Nuclear Science & History
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.
D. D. Clayton worked for the Roane-Anderson Company.
Sherman Fried was a chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
W. H. Sidner worked for the Union Carbide & Carbon Corporation.