Between Silk and Cyanide: A Codemaker's War, 1941-1945
Marks, Leo / Martin, Eric Jason
As a cryptographer for Britain's Special Operations Executive (SOE) during World War II, Marks used wit and tenacity to find effective vehicles for safe communication among Allied agents. Here he chronicles his quest for foolproof codes--an endeavor that led to his involvement in some of the war's most secret operations.
