National Museum of Nuclear Science & History
A. R. Sutliff worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Saul Efron worked for the Roane-Anderson Company.
James Jensen was a machinist at Hanford, Washington from September 1944 to the end of the war. Jensen's security clearance allowed him to machine parts and complete various tasks for the maintenance of the nuclear piles.