Artist/WriterBob Oksner, Irwin Hasen, Bernard Sachs, Howard Purcell, Art Peddy, John Broome
Cover ArtistIrwin Hasen, Bernard Sachs, Art Peddy
GenreSuperheroes, Science, Fantasy, Non-Fiction
Publication Year1949
CharacterYzox, Professor Manhin (Head of the Palomina Physics Lab), Dr. Mid-Nite, Atom, Nkasi, Hawkman, Alan Scott, The Fire-People Xtok, Black Canary, Dr. Grover Conrad (Scientist, Narrator), Zbat, Dinah Drake, Kmago (Villains), Agar Akman (Ancient Scientist, Flashback, Death), Dr. Grover Conrad, The Fire-People Nkasi, Xlki, Yrni, Carter Hall, Larry Minter, Wonder Woman (Diana Prince), Kurdo, The Flash (Jay Garrick), Charles Mcnider, Nkasi (Villains), Zbtor, Al Pratt, Jay Garrick, Johnny Peril, Everett (Conrad's Assistant), Green Lantern
Superhero TeamJustice Society of America