National Museum of Nuclear Science & History
Richard Feynman (1918-1988) was an American theoretical physicist who received the Nobel Prize in 1965.
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.
B. M. Pitts worked for the Tennessee Eastman Corporation at the Y-12 Plant.