The Master Key

When the unscrupulous Carlos Manning discovers that an old Spanish land grant recently unearthed will leave a huge section of California real estate...

A movie serial in 12 chapters: After gold is discovered in the town of Nugget, the titular band of thieves and cutthroats inundates the frontier...

Richard Grant, imprisoned in India for a crime he did not commit, escapes and makes his way to Africa.

King of the Candian riding police is up against Japs and Nazis who are about to invade Canada. They just want to clear the way with a new futuristic...

The mysterious Don Del Oro ("Lord of Gold"), an idol of the Yaqui Indians, plans to take over the gold and become Emperor. Francisco was put in...

A Secret Service agent seeks his missing brother in Africa, and finds his mission complicated by ivory thieves, a girl with a mysterious past, and a...

A new town doctor arrives at the same time as local Indians needprotection from troublemaking looters.

Mystery and adventure, surrounding a stolen rubber harvest.

Jim Dorn endeavors to protect Jean McNain from a man she knows has committed a murder, Carter Snowden

Four flying G-Men protect America against enemy spies; one of the four assumes the identity of The Black Falcon, to befuddle the saboteurs even...

Pulp hero "The Spider" seeks to destroy all criminals. In this serialized adventure, he battles The Octopus, who intends to replace the government...

Mandrake and his team attempt to prevent "The Wasp" from stealing and using a new Radium invention.