National Museum of Nuclear Science & History
C. F. Roderick worked for the Kellex Corporation at the K-25 Plant.
Butler worked at the 300 Area at Hanford during the Manhattan Project.
Gioacchino Failla was an Italian-American physicist who served as a consultant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
H. W. Caldwell worked for the Edenfield Electric Company.
Howard “Howie” Wilcox was an American physicist. He studied at the University of Minnesota and was a teaching fellow at Harvard when he was recruited to work on the Manhattan Project at Los Alamos.