National Museum of Nuclear Science & History
Theodore “Ted” Hall (1925-1999) was an American physicist and an atomic spy who passed along detailed information about the implosion-type “Fat Man” bomb and several processes for purifying plutonium to the Soviet Union.
Ted Stellmack was a member of the Military Police at Los Alamos. Stellmack graduated high school in June 1945 and was recruited by the Army soon thereafter.