National Museum of Nuclear Science & History
Gagen worked in the United States Engineer District Office.
David H. Frisch was an American physicist. He worked on the Manhattan Project at Los Alamos, working with the Van de Graaff long tank accelerator to measure neutron cross sections.
George Noller worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.