"Earth's Other Green Lantern!"
Green Lantern discovers that there was an alternate choice for Green Lantern of Earth; a schoolteacher named Guy Gardner. Hal learns of Guy's possible fate had he actually taken the ring from Abin Sur.
First appearance of Guy Gardner.
Note: Shark, Sonar, Doctor Polaris and Sinestro appear as cameos. This story is reprinted in Green Lantern (1960) #184.