The Alan Turing Cryptic Codebreaking Puzzle Book: Foreword by Sir Dermot Turing by Dr Gareth Moore
The puzzles are arranged across five chapters so that they become progressively more difficult until the ultimate test Enigma Puzzles.
Contents
Foreword 5
Introduction 7
Level 1
Decoded Dilemmas 11
Level 2
Meta Mysteries 37
Level 3
Cryptic Conundrums 61
Level 4
Perplexing Puzzles 87
Level 5
Enciphered Enigmas 115
Hints 137
Solutions 193
Authors 303