National Museum of Nuclear Science & History
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.
Clark Prather worked for the Kellex Corporation at the K-25 Plant.
J. J. Donovan worked for the H. K. Ferguson Company.
Rife worked for Stone and Webster Engineering Corporation.