Desc: West of the Rockies: Directed by Horace B. Carpenter. With Art Mix, Fontaine La Rue, Henry Roquemore, George Edward Brown. While trying to discover who is rustling cattle from the ranch owned by his father, Hair-Trigger Strong (Henry Roquemore), Bob Strong (Art Mix) meets and falls in love with Celia de la Costa (Fontaine LaRue), the daughter of Hair-Trigger's long-time enemy, who was apparently killed by Strong. Bob goes in pursuit of Juan Escabar (Bud Osborne), whom he suspects is the rustler chief, and finds himself out-numbered and in trouble. Celia warns the elder Strong, who gets the Sheriff (Pete Crawford) and they ride to his rescue.