The Primal Law (1921)

silent cowboy western starring Dustin Farnum as a rancher whose partner is killed by rustlers. He takes in his partner's young son, and begins to sell his ranch, but the boy finds oil on the land.

Directed by: Bernard J. Durning

Starring: Dustin Farnum, Mary Thurman, Harry Dunkinson, Philo McCullough, William Lowery, Charles Gorman

Links: IMDb, Movie posters, Movie stills