Chapter Titles1. The Mystery Disc2. Fiery Furnace3. The Man of Mystery4. Grade Crossing5. Danger Trail6. A Fight For Life7. The Flying Disc8. Fate Takes the Wheel9. Hazardous Heights10.Over the Falls11.Gentry at Bay12.Parachute of Peril13.Menace of the Mesa14.Bruce's Strategy15.The Final Disc