A saboteur on Columbus's Santa Maria.A girl with the voice of a split Berlin in her ears.A communist agent undermining a fascist MI6.Spies can change the course of history, and and in the six thrilling stories of Substitution Cipher, they do. Each tale fo
In 1865, an English author and scholar with an abiding interest in mathematics and logic published a tale originally told for the amusement of a friend's young daughter, Alice.The resulting novel, Alice's Adventures in Wonderland, was largely ignored at f
