A 15-chapter Western serial. The serial involves the mystery of the murder of William Stillman (Wells) and the finding of the heir to his fortune. Silent Joe (Farnum) arrives in an effort to discover the murderer and prove that he is the true heir. He and the heroine Lou (Anderson) have their adventures in the mountainous terrain with its "vanishing trails." They are aided by The Shadow (Orlamond), a demented scientist with his trained dog, and several remarkable, death-dealing inventions.

The great awakening in the Colonies in the spring of 1775; the patriotic activities of Samuel Adams and John Hancock; the midnight ride of Paul Revere; the gathering of the Minute Men and the battle of Lexington, all these important details of Colonial history are shown as a prelude to the intense war romance woven around the situation at Valley Forge during the terrible winter of 1777, when the cause of Liberty looked next to Betty, daughter of a Minute Man who was killed in the battle of Lexington, is stopping at the inn of her uncle, a Tory sympathizer, near the winter camp of Washington's army at Valley Forge.

Wild West performer Pedro Leon is the highlight of this three-minute film that shows how cowboys make rope and various other items. Within the three-minutes we learn that horsehair is the best thing to use so we see a couple men, including Leon, put the hair together and from here we see how they get it prepared to use for rope and other items.

A rancher begrudgingly goes east in order the fulfill the requirements of his uncle's will and receive his inheritance.

Due to his family's bad reputation, a young man is accused of robbery and of murdering the father of the woman he loves.

Marcos Vargas returns home to Ciudad Bolívar after finishing his studies in Trinidad. There he decides to start a business transporting merchandise to the interior of the jungle. A local chieftain will not make things easy for him.