Reader's Digest, pages 306–414. Dead Doubles by Trevor Barnes, published by Weidenfeld and Nicolson, (2020) External links Biography at the website of Russian Foreign Intelligence Service Grave 1922 births 1970 deaths Soviet spies People convicted of spying for the Soviet Union Cold War spies KGB officers Soviet people imprisoned abroad Portland Spy Ring Soviet Cold War spymasters 1961 in military history 1961 in politics Recipients of British royal pardons Burials at Donskoye Cemetery Alumni of SOAS University of London