(1919 - 63) Russian colonel in the GRU and deputy chief of the foreign section of the State Committee for the Coordination of Scientific Research (1960 - 62), who was convicted of spying for the UK and the US. Between 1961 - 62 h e passed more than 5,000 photographs of classified military, political and economic documents to British and US intelligence forces. He was arrested in October 1962 and executed for high treason soon after his trial. In 1965 his journal, The Penkovsky Papers, was published in the US. See also GRU in this glossary.—Welcome to the SO Glossary Final approval 2-Mar-90