The Alan Turing Cryptic Codebreaking Puzzle Book
Dr Gareth Moore - Paperback
£9.99
The Alan Turing Codebreaker's Puzzle Book
£7.99
The Turing Tests Expert Super Sudoku
Eric Saunders - Paperback
The Turing Tests Expert Logic Puzzles
The Turing Tests Expert Brain Training Puzzles
The Turing Tests Expert Code Puzzles
The Enigma Story
Sir John Dermot Turing - Paperback
The Turing Tests Expert IQ Puzzles
The Turing Tests Expert Number Puzzles
The Story of Computing
Sir John Dermot Turing - Hardback
Alan Turing's Cryptic Codebreaker's Puzzle Book
The Turing Tests Expert Number Crunch Puzzles
The Codebreakers of Bletchley Park
The Turing Tests Expert Code Breakers
The Turing Tests Expert Word Puzzles
The Turing Tests Expert Sudoku
