National Museum of Nuclear Science & History
W. B. Humes worked for the Edenfield Electric Company.
Harold Smith worked for the Kellex Corporation at the K-25 Plant.
Bertrand Goldschmidt was a French chemist, who worked at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Donald Francis Mastick was an American chemist who worked at Los Alamos and on Tinian as part of Project Alberta.
Hoff worked at the 300 Area at Hanford during the Manhattan Project.