A young heiress of an American gun factory is threatened by a masked man after her father was murdered. This criminal might be a member of her family or a German agent, who wants to get information about the factory's products, perhaps his mystery has a combined solution - we will probably never know...

For decades, pirates roamed the seas, searching for booty to plunder and coastal villages to terrorize. Who were these men and women? As you dig beneath the myth of Blackbeard, Captain Kidd and other legendary warriors of the waters in this docudrama, you'll discover who they were and what motivated them to wreak havoc wherever they sailed. Includes the movie Long John Silver's Return to Treasure Island.

The Canadians have discovered a valuable substance called Compound X, which can cure infantile paralysis. When a country at war with Canada learns that Compound X also contains magnetic properties that could aid them in their warfare against the British, they send agents to infiltrate Canada and steal a large quantity of the substance. It's up to Sgt. King (Allan Lane) and his Mounties to track down the agents and put an end to their scheme.

A lady reporter and two college students search for the "Gold Special," a train that disappeared without a trace.

A serial in 12 chapters. Tarzan goes to Guatemala to find his lost friend, D'Arnot. On the way he helps Major Matling search Mayan ruins for hidden jewels and an idol containing the formula for a powerful explosive. D'Arnot and the idol are rescued, but the idol falls into the clutches of the explorer Raglan.

Mary Brooks' father, who has been studying ancient tribes, falls into the hands of "the people of Zar, god of the Emerald Fingers." Tarzan helps Mary locate her father, rescues everyone from the High Priest of Zar, and takes Mary to his cave.

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 plane called "The Falcon" first, but that's not gonna happen if Kig has his way.

A cult of Hindu tiger worshippers and a gang of Western outlaws try to cheat a young woman out of rich mines that belong to her.

This 15-chapter serial was produced by Colonel William N. Selig, the former mogul whose large assortment of wild animals became the nucleus of today's Los Angeles Zoo. Selig's ferocious fauna added authenticity to a story about yet another white goddess, Princess Elyata of Tirzah (Juanita Hansen), who comes to the rescue of Stanley Morton (George Chesebro) and his sidekick Mike Donovan (Frank Clark), a couple of Americans who foolishly wander into a village ruled by slave trader Gagga (Hector Dion).

A beautiful young woman is a daring master thief. She meets the young millionaire Thomas Babbington Norton, while fleeing from the scene of her latest theft.

A former Annapolis cadet is thrown out of the Naval Academy for cheating on an exam. Of course he was framed, but he must enlist in the Navy to clear himself. Meanwhile he and his sweetheart search for a buried treasure on Lost Island, which everyone is after.

A pilot and a gold mine owner go up against the evil Black Hawk, who has invented a plane that can take off and land without using a runway.

This serial told the story of the diamond heir loom of the Stanley family.

Criminals steal a radium-powered tank from an inventor. His heiress and a government agent take up the chase.

Silent adventure serial starring Ann Little. Episodes: 1) Message of Hate, 2) Menace from the Sky, 3) Mysterious Prisoner, 4) A Perilous Ride, 5) A Woman's Wit, 6) A Night of Terror, 7) Washed Ashore, 8) A Perilous Leap, 9) Lost Identity, 10) In Close Pursuit, 11) The Wilds of Alaska, 12) The Camp of the Charkas, 13) The Secret Skull, 14) The Desert Island, 15) Home and Happiness.

Six part adventure serial starring Mary Fuller as the sought after heroine. Episodes: 1) A Proposal From The Duke; 2) A Proposal From The Spanish Don; 3) A Proposal From The Sculptor; 4) A Proposal From Nobody; 5) A Proposal Deferred; 6) A Proposal From Mary

15 chapter adventure serial starring Doris Kenyon. Episode titles: 1. The Gauntlet of Death 2. Counterfeit Faces 3. The Island of Dread 4. The False Locket 5. The Air-Lock 6. The Flower of Death 7. The Fire Trap 8. Slide for Life 9. Jets of Flame 10. Cogs of Death 11. Trapped by Treachery 12. Eyes in the Wall 13. Jaws of the Tiger 14. The Unmasking 15. The Girl of the Prophecy.

Lieutenant Commander John Byrne of the Naval Secret Service and his partner Pvt. Bill Riggers chase criminal Dr. Sin Fang, who is desperate to find a lost sacred seal. (The fifth and only surviving episode of a six-part serial about an evil mastermind inspired on Sax Rohmer's Dr. Fu Manchu.)