Chapter titles for US release: 1. Aids of the Nation 2. On the Trail 3. The Great Mine Disaster 4. The Spies' Nest 5. Treachery at Sea
Chapter titles for UK release: 1. The Scout Instinct. 2. The Chief's Prophecy. 3. At Bay. 4. Friends in Need. 5. Their Enemy. 6. A Desperate Revenge. 7. The Admiralty's Call. 8. A Traitor's Reward.