{"product_id":"9780691192291","title":"Unsolved! : The History and Mystery of the World's Greatest Ciphers from Ancient Egypt to Online Secret Societies","description":"\u003cp\u003eA mathematical tour of some of the greatest unsolved ciphers of all time In 1953, a man was found dead from cyanide poisoning near the Philadelphia airport with a picture of a Nazi aircraft in his wallet and an enciphered message taped to his abdomen. In 1912, a book dealer named Wilfrid Voynich came into possession of an illuminated cipher manu\u003c\/p\u003e","brand":"Princeton University Press","offers":[{"title":"Default Title","offer_id":49039533539555,"sku":"00000_00000_00000_00000","price":22.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/3758\/6147\/files\/9780691192291-1.jpg?v=1788347864","url":"https:\/\/usa.kinokuniya.com\/zh\/products\/9780691192291","provider":"Books Kinokuniya USA","version":"1.0","type":"link"}