New Amazon deal - The Code Book: The Secrets Behind Codebreaking; Simon Singh; (Kindle, $1.99) is available! Please note that this deal may not be available for long, so check out the link to see the currently available price! Get Deal https://www.amazon.com/dp/B004SOVC9W?source=kurtoniumdeals&tag=kurtomedia-20&vi… < Previous Deal Next Deal >