National Museum of Nuclear Science & History
M. R. Pierce worked for the Kellex Corporation at the K-25 Plant.
Robert Traver was a staff worker at Los Alamos during the Manhattan Project.
Richard Ungemach served in the army at Los Alamos during the Manhattan Project.
Ambroso Hoelscher was a laboratory assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
