
Ronald Koorm explores the complex relationship between Bletchley Park and its support codebreaking outstations, the background to the Enigma encoding machine, and how Eastcote became the largest codebreaking outstation during the war. He analyzes the development of improvements...

New B-format paperback edition.Ronald Koorm has given talks and lectures on the codebreaking outstations for several years - this is the last piece of the amazing Bletchley jigsaw.Full of new stories: who built the first electronic digital computer? Tommy Flowers - but not at...
Release Date: Jan 15, 2027