Graham Ison
author : Graham Isoncategory : Mystery, Historical Mystery
During Graham Ison's thirty-year career in Scotland Yard's Special Branch he was involved in several espionage cases and the investigation into the escape of the spy George Blake. He spent four years at 10 Downing Street as Protection Officer to two Prime Ministers and also served as second-in-command of the Diplomatic Protection Group.
,
author : Graham Isoncategory : Mystery, Historical Mystery