|Location of Publication||New York, New York|
|Story Location||Earth 1: New Jersey: Gotham City, Africa, Challengers Mountain (First appearance), Conneticut: Ivy Town, Earth 2: New Jersey: Gotham City, Massachusetts: Salem; Tower of Fate, Slaughter Swamp, Skane (10th Century)|
|Notes||1st Story: Batman and Atom in "The Corpse That Wouldn't Die!" |
2nd Story: Challengers of the Unknown Vol 1 #12, March, 1960; "The Three Clues to Sorcery"
3d Story: Showcase Vol 1 #55, April, 1965; Dr. Fate and Hourman in "Solomon Grundy Goes on a Rampage!"
This issue marks the official revival of the Golden Age characters. This is also the first instance in which Kent Nelson and Inza Cramer's marital status is revealed.
4th Story: The Brave and the Bold Vol 1 #23, May, 1959; Jon, the Viking Prince in "The Origin of the Viking Prince!"
5th Story: The Atom Vol 1 #4, January, 1963; "Case of the Innocent Thief!"