Atomic bomb secrets passed to the Soviet Union
Citations (1)
- Tragedy and Hope pp. 717-719 · open book
all the significant information about making the bomb, notably the relative merits of different kinds of uranium, methods of plutonium separation, and the two kinds of trigger mechanisms, had been sent on to the Soviet Union, chiefly from Klaus Fuchs and David Greenglass by way of Harry Gold and Anatoli A. Yakovlev in June 1945.