The world knows that Superman fights for truth and justice... but what droe a farmboy from Kansas to divide his life between posing as a mild-mannered reporter for The Daily Planet and embarking on a career as Metropolis' heroic Man of Steel?
ACTION COMICS #245
Originally published in October 1958
The evil alien Brainiac reduced the Kryptonian city of Kandor and kept it imprisoned in a bottle. For the first time since saving the city, Superman shrinks down for an adventure in this miniature slice of his home world. Meanwhile on Earth, a renegade scientist poses as the Man of Tomorrow.