National Museum of Nuclear Science & History
Cook worked at the 100-D Area at Hanford during the Manhattan Project.
Eugene Olsen was a staff worker at Los Alamos during the Manhattan Project.
I. A. Butcher worked for the Kellex Corporation at the K-25 Plant.
Ellis Steinberg was an American Chemist. He was a junior chemist at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Eunice Hite worked for the United States Engineer District Office.