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 further.
Beyond Hell's Gate Pass is territory controlled by a man who calls himself King Carter; he uses a va...
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 Snowde...
Pulp hero "The Spider" seeks to destroy all criminals. In this serialized adventure, he battles The...
Mandrake and his team attempt to prevent "The Wasp" from stealing and using a new Radium invention.
Government agents work to interfere with schemes to trick the Comanches into war with the Texans.
Before the outbreak of WWII, Nazi sympathizers plot to undermine America.
A movie serial in 13 chapters: Some swampland becomes valuable, and various factions squabble over ...
Government agents try to thwart smugglers, while some sort of plot unfolds, about a hidden treasure ...
Kit Cardigan seeks the killer of his father...among other plot threads leading up to the famous hist...
Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Naz...
A young girl journeys to Africa to find her father, an explorer who vanished in the jungle.
The obsessive scientist Dr. Miller is working on a matter-transmitter invention called the Paratron;...
Dusty Bates observes some smuggled jewels hidden in a crate aboard a ship; he is pursued by low-life...
Jerry Blake (aka Federal Operator 99) teams-up with Joyce Kingston to thwart the plans of escaped cr...
An expedition arrives on an uncharted jungle island to rescue the local natives, led by a jungle boy...
Escaped Prisoner 39013 impersonates the rich and influential Horace Granville, allowing him to creat...
Calvin Drake employs a group of low-lifes to drive away land owners along the path of a new railroad...
Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network...
A variety of people are searching for a long-hidden treasure somewhere on an island. Chapters: 1. ...