When Captain Marvel made his debut in Whiz Comics in 1940 he outsold the then two-year-old Superman by fourteen million copies a month. Known as the World's Mightiest Mortal, Captain Marvel was really Billy Batson a twelve-year-old boy who was transformed by saying Shazam! -tapping into the dreams of boy readers everywhere. In Shazam: The Golden Age of the World's Mightiest Mortal, Chip Kidd and Geoff Spear team up to deliver an amazing book that presents all of the Captain Marvel toys, ephemera, and artwork produced during comics' Golden Age. This unprecedented assortment of secret decoders, celluloid figures, Captain Marvel club badges, and letters is expertly photographed by Geoff Spear and written and designed by a true Captain Marvel fan, Chip Kidd. The actions figures, buttons, paper rockets, and collectable cards included in Shazam: The Golden Age of the World's Mightiest Mortal often sell for outrageous amounts on eBay or in comic book stores, and many of these rare piece have never been seen before. Kidd and Spear collaborated with the owner of the largest Captain Marvel collection to bring the reader the ultimate Captain Marvel book. While the comics have been collected and repackaged by DC Comics, there has never been a book about the related ephemera of this celebrated super hero, making this unique and beautiful book the first and definitive guide to this seminal super hero.