Code Breakers: The Inside Story of Bletchley Park.

Introduction - the influence of Ultra in World War II, F.H. Hinsley. Part 1 The production of Ultra intelligence: life in and out of Hut 3, William Millward the duty officer Hut 3, Ralph Bennett a naval officer in Hut 3, Edward Thomas the Z watch in Hut 4 part I, Alec Dakin the Z watch in Hut 4 part II, Walter Eytan Italian naval decrypts, Patrick Wilkinson Naval Section VI, Vivienne Alford Anglo-American signals intelligence co-operation, Telford Taylor an American at Bletchley, Robert M. Slusser Bletchley Park, the Admiralty and naval Enigma, F.H. Hinsley. Part 2 Enigma: the Enigma machine - its mechanism and use, Alan Stripp Hut 6 - early days, Stuart Milner-Barry Hut 6 - 1941-1945, Derek Taunt Hut 8 and naval Enigma part I, Joan Murray Hut 8 and naval Enigma part II, Rolf Noskwith the Abwehr Enigma, Peter Twinn the bombes, Diana Payne Part 3 Fish: an introduction to Fish, F.H. Hinsley Enigma and Fish, Jack Good the Tunny machine, Ken Halton Operation Tunny, Gil Hayward. Part 4 Field ciphers and tactical codes: recollections of Bletchley Park, France and Cairo, Henry Dryden army Ultra's poor relations, Noel Currer-Briggs navy Ultra's poor relations, Christopher Morris tactical signals of the German air force, Peter Gray Lucas. Part 5 Japanese codes: Japanese naval codes, Michael Loewe Bedford - Bletchley - Kilindini - Colombo, Hugh Denham Japanese military codes, Maurice Wiles Japanese army air force codes at Bletchley Park and Delhi, Alan Stripp recollections of "temps perdu" at Bletchley Park, Carmen Blacker. Appendix: how the Bletchley Park buildings took shape, Bob Watson.