Rustlers of Devil's Canyon

Red Ryder returns to Sioux City, Wyoming, at the close of the Spanish-American War, settling down at the ranch of his aunt, The Duchess, with his pals Little Beaver and "Blizard". But Red soon discovers that the country is over-run by rustlers. Unknown to Red and the citizens, the rustlers are led by the town doctor who tips them off where and when to stage a profitable raid.