National Museum of Nuclear Science & History
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.
Gavin Hadden was an American civil engineer who served as special assistant to General Leslie R. Groves during the Manhattan Project.
H. W. Blanc worked for the Roane-Anderson Company.
B. W. Bonini worked for the Tennessee Eastman Corporation at the Y-12 Plant.