Chapter Titles:
- 1. Pirate of the Air
- 2. Hovering Death
- 3. A Leap For Life
- 4. A Fatal Crash
- 5. The Hawk Strikes
- 6. Bridge of Destruction
- 7. The Hawk's Treachery
- 8. The Aerial Third Degree
- 9. Attack on the Mine
- 10.The Hawk's Lair
- 11.The Law Strikes
- 12.The Mail Must Go Through
Film debut of James Flavin.