Betty Pack was charming, beautiful, and intelligent and she knew it. As an agent for Britain's MI6 and then America's OSS during World War II, these qualities proved crucial to her success. Through access to recently unclassified files, Howard Blum discovers the truth about the attractive blond, who seduced diplomats and military attaches in exchange for ciphers and secrets; cracked embassy safes to steal codes; and obtained the Polish notebooks that proved key to Alan Turing's success with Oper . CLICK HERE TO DOWNLOAD THIS BOOK FOR FREE