Codebreaker in the Far East is the first book to describe how Bletchley Park and its Indian and Far Eastern outposts broke a series of Japanese codes and cipher

This is the last untold story of Bletchley Park. Using declassified information, Paul Gannon gives us a gripping account of the invention of the world's first t

“What would it be like to keep a secret for fifty years? Never telling your parents, your children, or even your husband?” Codebreaker Girls: A Secret Life

Bletchley Park Brainteasers was the runaway Christmas bestseller in 2017 and delighted hundreds of thousands of devoted puzzlers with its fiendish puzzles, ridd