I. Stanford Jolley

An outlaw saved by a Mexican girl hunts the holdup partner who shot him in the back.

Jim Harvey is hired to guard a small wagon train as it makes its way west. The train is attacked by Indians and Harvey, hoping to persuade Aguila, the chief, to call off the attack due to Harvey's having saved his son's life, leaves the train to negotiate. He is captured and the rest of the train is wiped out ...

Johnny Mack Brown was recruited by Chet Norman, the owner of a stagecoach line, to end the heist perpetrated by a mysterious knight who plays strange notes with a hiss of money before robbing them.

A group of ranchers, led by Colonel Arnold and Ward Gordon, are drilling an oil well but getting fierce opposition from an unknown gang of outlaws. Eastern promoter J.B."Dude" Dawson, is behind the gang as he is out to prevent the co-op members from striking oil before their lease expires, so he can secure the property for his company. When ...

Prof. Millard pretends to be dead and helps Jeff King ferret out Vulcan, the evil traitor at the science academy. Donning his Rocket Man costume King goes from one hair raising rescue to the next in order to keep the newly invented Decimator out of the clutches of Vulcan and his minions.

Congo Bill is hired to locate an heiress lost somewhere in Africa.

A criminal mastermind known as The Crimson Ghost is out to steal a device called the Cyclotrode, which can short-circuit all electrical current on the planet.

Chinese sleuth Charlie Chan discovers a scheme for the theft of government radar plans while investigating several murders.