Detective Comics #291 - Published May 1961 An alien creature inside a spaceship that arrived on Earth millions of years ago is awoken as the ship is unearthed deep in...

Detective Comics #293 - Published July 1961 Batman, Robin and a boatload of people find themselves sent through a strange dimensional warp into another world, where they must help the native...

Detective Comics #296 - Published October 1961 Batman and Robin fight a criminal called the Planet-Master, whose crime-costumes are modeled around the motif of the nine planets of the solar system....

Detective Comics #297 - Published November 1961 Batman and Robin trail gangster Albey to the island of Koba Bay, where they find him killed, apparently by the legendary beast that emerges...

Detective Comics #317 - Published July 1963 Batman and Robin bring the Flying Bat-Cave to Center City for a police convention and help a rookie cop nab a national crime syndicate,...

Detective Comics #315 - Published May 1963 A gangster tricks a jungle man into thinking that Batman is his enemy, and brings him to Gotham to use his skills and the animals...

Superboy #83 - Published September 1960 When a youthful criminal and his dog gain the powers of Green Kryptonite radiation from passing through a green space-cloud, they come to Earth...

Superboy #98 - Published July 1962 When con-man "Silk" Pomeroy opens the Swankhurst Academy, he and his confederate use it as a way of getting inside information on his wealthy...

Superboy #117 - Published December 1964 “Many similar universes co-exist in the same space, but in an infinite number of different dimensions! There's no limit to the variations.” - Superboy...

Detective Comics #311 - Published January 1963 “Imagine what I with my knowledge of cat lore can do! Yes-- cats will be my category of crime! I shall become-- The...

Detective Comics #305 - Published July 1962 Two bank robbers force two aliens stranded on Earth to give them the secrets of a Z-Ray, which kills by delayed action, and...

Detective Comics #282 - Published August 1960 Batman: "Batman's Interplanetary Rival": An alien lawman, Tal-Dar, comes to Gotham City and uses his super-scientific devices to aid Batman and Robin in catching crooks.The alien...

Superboy #78 - Published January 1960  Claire Kent, Alias Super-Sister!": Superboy is patrolling the skies of Smallville when he encounters a spaceship piloted by a woman. The spaceship is out...

Detective Comics #285 - Published November 1960 Batman: "The Mystery of the Man-Beast"": A living caveman is thawed out of ice and goes on the rampage. When the professor who...

Detective Comics #280 - Published June 1960 Batman: "The Menace of the Atomic Man"": Batman and Robin face the Atomic-Man, a criminal scientist that uses a special gadget with the power to transmute...

Detective Comics #279 - Published May 1960 “Batman and Robin: "The Creatures That Stalked Batman"": A Robot and a creature from another dimension appear in Gotham City intent on tracking down Batman....