Tumbling River Range is a novel written by W. C. Tuttle. The story is set in the American West, where a group of cowboys discovers a hidden valley called Tumbling River Range. The valley is rich in resources, and the cowboys decide to settle there. However, they soon realize that the valley is also home to a gang of outlaws who have been terrorizing the nearby towns. The cowboys must band together and fight off the outlaws to protect their newfound...