Ralph Gates is a chemical and electrical engineer who worked on the Manhattan Project as a part of the Special Engineer Detachment. His primary job was casting shape charges for the plutonium bombs. Interviews: Ralph Gates's Interview Subjects: Cold War Espionage Military-Civilian Relations Patriotism Race for the Atomic Bomb Safety Security & Secrecy Social Life Reflections on the Bombings of Hiroshima and Nagasaki Transportation University Involvement in the Manhattan Project Location: Los Alamos, NM Manhattan, NY Tags: General Lesile R. Groves J. Robert Oppenheimer Special Engineer Detachment Klaus Fuchs David Greenglass