Daniel Robin has become mixed up with a band of criminals known as "the 13," and is shot when he refuses to do their bidding. His daughter Ruth, brought home from boarding school, reaches his bedside before he expires. He tells her that she will be given thirteen keys. Instructions will be provided with each key and, if she follows the instructions, she will eventually fully learn of her birthright. Many adventures then follow as Ruth attempts to solve the puzzle of each key and establish her true birthright.
The 15 chapter story involves the heroine being protected by a shadow with burning eyes. There's als...
When the unscrupulous Carlos Manning discovers that an old Spanish land grant recently unearthed wil...
The Hazards of Helen is an American melodramatic adventure film serial of 119 twelve-minute episodes...
Adventures of an American Secret Service-girl in search of an important German secret during the war...
The Strings of Steel is a silent Action serial. Episode titles: 1. The Voice on the Wire 2. The Firs...
The mysterious Don Del Oro ("Lord of Gold"), an idol of the Yaqui Indians, plans to take over the go...
Buffalo Bill Cody battles a gang of outlaws secretly headed by an unscrupulous lawyer.
The evil and masked "Gargoyle" is sabotaging all of America's industrial plants. It is up to the Spi...
Prospector Henry Tolliver disappears and his son "Wild Bill" Tolliver comes looking for him.
Only Episode 7, "The Hooded Helper," of this 20-Episode Serial is known to survive. All other episod...
A famous scientist invents a humanoid robot (the titular "monster"), so a greedy rival scientist pla...
Jesse James wants to start a new life in a new location, but quickly finds himself wrapped-up in pro...
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 ...
A cult of Hindu tiger worshippers and a gang of Western outlaws try to cheat a young woman out of ri...
A bunch of waterfront youths pursue the Sea Raiders, a gang of saboteurs.
Six part adventure serial starring Mary Fuller as the sought after heroine. Episodes: 1) A Proposal ...
The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a...