National Museum of Nuclear Science & History
Vanstrum began working on the Manhattan Project soon after receiving his engineering degree from the University of Minnesota.
Gertrude Steel was a junior chemist at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Donald William Kerst is an American physicist known for his development of the betatron in 1940 and the Water Boiler Reactor at Los Alamos during the Manhattan Project.
H. L. Smith worked for the Roane-Anderson Company.