National Museum of Nuclear Science & History
H. J. Ratjen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Sir James Chadwick (1891-1974) was an English physicist and winner of the 1935 Nobel Prize in Physics.
Howard “Howie” Wilcox was an American physicist. He studied at the University of Minnesota and was a teaching fellow at Harvard when he was recruited to work on the Manhattan Project at Los Alamos.
O. W. Danner worked for the Tennessee Eastman Corporation at the Y-12 Plant.