National Museum of Nuclear Science & History
Cash worked as an operator at the Y-12 plant at Oak Ridge during the Manhattan Project.
Attended the University of Michigan.
Arthur L. Hughes was an British/Welsh physicist. He worked on the Manhattan Project in St. Louis on the cyclotron and plutonium production and at Los Alamos, NM.
Raymond Dujack was a young lab technician at the Special Alloyed Materials (SAM) Laboratories at Columbia University.