This “giant” comic reprints three silver age stories: “The Secret of Krypton’s Scarlet Jungle!” (from Superboy #102); “Gunslingers of Space!” (from Wonder Woman #107); and “Kid Flash Meets the Elongated Man!” (from The Flash #130). The featured writers are Jerry Siegel, Robert Kanigher, and John Broome. Artists include George Papp, Ross Andru and Carmine Infantino. Villains include the Weather Wizard, the Thought Beast, Jesse James, and Billy the Kid. The cover is by Ernie Chan.