By Martin Pasko, with an Introduction by Paul Levitz. The DC Vault unlocks DC Comics' most fascinating secrets and deeply buried treasures, presenting a colorful array of historic and never-before-published memorabilia, including early sketches, covers, memos, press material, and much more. From a working reproduction of a 1942 Junior Justice Society of America decoder, to a series of Public Service Announcements starring Superman and Batman, to the original pencils and inks for Wonder Woman #63, this dazzling chronicle contains more than 25 plastic-encased archival pieces for readers to pull out and examine - all while learning about the artists, writers, and world-famous super-heroes that make up the DC Universe.