The Traitor Of colditz robert verkaik welbeck hard back book   new 2022 the untold story of Britain's bravest double agent in colditz Castle as the stakes are raised the gestapo plant a double agent inside the prison to break the British codes and betray his comrades British spies captain Julie's green and sergeant busts brown must put their lives on the line in order to protect the secrets of mi9 and the lives of hundreds of allied servicemen very nice book 305 pages with photos