Chapter Titles: 1. The Black Hangman Strikes; 2. Menaced by Murderers; 3. Into the Flames; 4. The Door to Death; 5. Crashed in a Carter; 6. Rendezvous with Doom; 7. Gestapo Execution; 8. Masters of Treachery; 9. Wings of Destruction; 10. Caught in the Caves of An-Kar-Ban; 11. Hostages for Treason; 12. The Black Hangman Strikes Again; 13. The Toll of Treason.