Wanted: Gregor Salobin, Political Defector..Russian Scientist..Missing Person. In Salobin's head was enough information to keep the U.S. on top of the Soviets for years. Salobin had been feeding the CIA until things got too hot in Mother Russia and he slipped over the border into Turkey, boarding a train for Istanbul. But he never arrived!
Used availability for Nick Carter's The Turncoat
September 1982 : USA Paperback
April 1978 : UK Paperback