National Museum of Nuclear Science & History
A. W. Seivert worked for Hanley & Company.
G. C. Kreis worked for the J.A. Jones Construction Company.
A. K. Bissell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
