The Motor Rangers Through the Sierras, livre audio

In The Motor Rangers Through the Sierras by John Henry Goldfrap, Nat Trevor, Joe Hartley, and Ding-dong Bell set out on a motorized camping trip through the Sierra Nevada. A punctured tire and fierce storm quickly turn their adventure dangerous, forcing them into a cave where they face a mountain lion. With wildlife, bandits, and rugged terrain ahead, the boys rely on courage and teamwork to survive the wilderness.