Hidden Valley (1932)
Bob Harding and Professor Woolridge have a map that will lead them to the riches of Hidden Valley. When the Professor is murdered, Bob is convicted. The real killer Gavin gives the map to Jimmy Landers who heads for the valley. Everyone follows him. Gavin and his men, Bob who has escaped, and Jimmy’s sister in a blimp. They find the valley but also find a fierce band of Indians.