Adventure Comics #131

In "The Million-Dollar Athlete!" from Adventure Comics #131 (1948), Clark—still learning how to use his powers in the spotlight—finds himself coached by the determined Coach Kandinski, who wants to boost his popularity with the girls by turning him into a star athlete. When a gang begins stealing sports trophies to forge fake silver half dollars, Clark steps in to stop them, revealing that most trophies are actually made of cheap Britannia metal—leaving the police officer both baffled and impressed.

In "The Undersea Post Office!" from Adventure Comics #131 (1948), Captain Gregg races to keep his mail contract with isolated South Pacific islands, including a regular delivery to Aquaman—whose fan mail arrives in a sack each month. When former smuggler Shark Barton sets the ship ablaze to steal the contract, the mail bags sink, only to be rescued by Aquaman and his underwater allies, who deliver the messages in waterproof sacks.

In "A Crime a Minute!" from Adventure Comics #131 (1948), Johnny and Tubby are drawn into the urgent world of the Society of Minute Men, where every second counts. When the chairman stresses the life-or-death stakes of timing in stopping crimes, Johnny steps up to help protect the society’s members—earning the "Man of the Hour" trophy for his quick thinking.