His spy thrillers were full of espionage and derring-do, so realistic that those in the secret service recognised pen portraits of themselves -- and their superiors.
After spanning the globe, the email has heaped embarrassment on the group and their employers, which they proudly named in pen portraits of themselves.
The ninth and tenth volumes contain memoirs, autobiographical writings and pen portraits while the eleventh and twelfth volumes open his diaries spanning a period between 1952 to 2012 to readers.