Book excerpt: Batman's adventures from the mid-1950s are collected for the first time in hardcover, continuing here with Batman- The Golden Age Vol. 9. These stories from the early 1950s feature alternate versions of the Caped Crusader, as well as Batman's foes The Joker, Two-Face, the Penguin, and Catwoman. Along the way, the Dynamic Duo travel back in time to meet "The Batman of Yesterday," and encounter another Batman in modern-day Gotham City. Plus, Batman joins the Royal Canadian Mounted Police, Catwoman stalks a beauty pageant, The Joker directs his own movie crimes, and more. Collects Batman #76-84, plus stories from Detective Comics #192-208 and World's Finest Comics #63-70.