50 Codes that Changed the World. . . . And Your Chance to Solve Them!, Hardback/Sinclair McKay

Uncrackable codes and secret cyphers that helped win wars, spark revolutions and change the faces of nations, rediscovered and explored in the newest book by the bestselling author and historian, Sinclair McKay . Publisher: Headline Publishing Group Author(s): Sinclair McKay Number of pages: 400 Publication date: 2022 Dimensions: 145 x 224 x 38 Cover type: Hardback