National Museum of Nuclear Science & History
Earl Morrison worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John Costa worked at the shop in the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
William E. Caldes studied chemical engineering at Princeton University. In 1943, he was recruited to join the Manhattan Project, and became the 19th project member at Los Alamos.
Ray Mettelka worked for the Tennessee Eastman Corporation at the Y-12 Plant.