Jack Armstrong #4

Jack Armstrong and Billy Fairfield are assigned to guard a priceless painting aboard an armored train bound for Chicago, but an organized gang of art thieves has plotted to steal it—and the danger is far more immediate than anyone realized. When a mysterious radiogram warns of sabotage on the rails, the young guards must race against time to uncover the real threat before the train is destroyed. This thrilling tale of deception and quick thinking delivers everything you'd want from a 1948 adventure.

When a hit-and-run driver strikes a young boy near the state line, Vic Hardy and Chief Dale race to solve the case using scientific crime detection. Vic discovers crucial evidence—a broken headlamp lens, tire tracks, and paint particles—that lead to two suspects and a stolen car with expertly forged documents. Through meticulous lab work and detective skill, Vic uncovers the criminals' scheme and builds an airtight case that will send them to trial.

In "Land of Leopard Men," Jack and Billy press on into the forbidden heart of Africa after their safari leader refuses to go further, drawn by the mystery of the legendary Leopard Men. After rescuing a pygmy from a crocodile, they follow him to a hidden clearing where the enigmatic tribe gathers for their ritual dances.

When Captain Andy and his best harpooner Barbados Jack set out to hunt the legendary whale known as "Old Nubs"—a massive creature whose crooked mouth and devastating tail have earned him the fear of every whaler—they're determined to finally land their prize. As the chase unfolds across the Cape Verde whaling grounds, Barbados and the captain's boy form a bond that will test their resolve when the moment of truth arrives. This is a tale of hunting, friendship, and what it truly means to respect an opponent's will to survive.

Betty Fairfield and her skiing instructor Kate Andersen tackle a treacherous mountain adventure when an unexpected blizzard transforms their weekend trip into a life-or-death rescue mission on Storm Mountain. As danger closes in and one of their party falls into a crevasse, Kate's expert skills and quick thinking become the only hope for getting everyone safely back to shelter. It's a harrowing test of courage and friendship high in the snow-covered peaks.

Billy Fairfield and his partner Daisy Jones race to collect a wild list of scavenger hunt items at a birthday party—from chicken feathers and a rabbit's foot to men's green garters and a blue parking ticket. Their hunt takes them on a comedic chase through town, with each item hunt bringing its own absurd twist. When they finally secure that elusive parking ticket (courtesy of Billy's own car), they rush back to claim victory and their prize.

Dick Miles, the U.S. national table tennis champion, showcases why he's dominated the sport like no player before him—winning the title three years running with a competitive edge that sets him apart from the competition. This spotlight reveals what separates championship-caliber table tennis from the casual game, and why Miles has earned his reputation as America's best.