Vulture in the Sun is a 1971 spy thriller novel by the British writer John Bingham.Reilly p.121 The protagonist is an agent of British intelligence operating out of Cyprus. It features the fictional head of British intelligence Ducane, who recurs in several of the author's novels.Reilly p.122
References
Bibliography Reilly, John M. Twentieth Century Crime & Mystery Writers. Springer, 2015.