Sundown on the Prairie(1939)

Tex and Ananias are sent by the government to capture some Santa Fe rustlers. Tex recognizes Hendricks as an outlaw, captures him and learns that Hendricks intends to meet a rustler named Dorgan. Tex goes instead and finds out that Dorgan plans to move rustled cattle through the ranch owned by Graham and his daughter Ruth. Dorgan has Graham Pass set to be dynamited to stop any pursuit.