DC: The New Frontier (2004) #2

Plot

J'onn J'onzz arrives on Earth, while Superman investigates what Wonder Woman has been up to in Indo-China. J'onn J'onzz studies Earth culture through television and takes on the role of police detective John Jones in Gotham City in 1955. Time passes, and in Central City police scientist Barry Allen is struck by lightning, the Russians launch Sputnik, and Eisenhower ramps up the space race. In Gotham City in 1957, John Jones and Slam Bradley's attempt to break up a cult dedicated to "The Centre" involves an encounter with Batman and the confiscation of a large, sealed book.