Bells of San Angelo

Cowboy Roy Rogers travels to Rancho San Angelo, a territory on the American-Mexican border, to help Cookie Bullfincher investigate some mysterious deaths around a silver mine. Roy's suspicion of mine manager Gus Ulrich is shaken by the unexpected arrival of Western author Lee Madison, who advises Roy to read one of her books to help him solve the murders. Meanwhile, Cookie follows Ulrich to the mine and discovers a complex scheme.