London, Cassell, [1932]. The uncorrected proof copy of Mackenzie's suppressed memoir of his time working for MI6, the British intelligence service, during WWI; the book was withdrawn on the day of publication as a violation of the Official Secrets Act. and Mackenzie was prosecuted and fined. In the book he revealed the existence of the SIS (Secret Intelligence Service) and was critical of particular individuals. He was later placed on MI5's watch list, and his activities were monitored by the British domestic intelligence service. An edited version of Greek Memories was published in 1939. Mackenzie was knighted in 1952. Spine slant; initials to rear cover; staining and bookstore (?) label to front cover; good in wrappers. Few copies of the 1932 edition survived; proof copies are especially uncommon. [#027408] SOLD