1. The Serpent Sign
2. The Cryptic Ring
3. The Watching Eye
4. The Vengeance Of Wu Fang
5. Shadows Of War
6. The Lost Torpedo
7. The Gray Friar
8. The Vanishing Man
9. The Submarine Harbor
10. The Conspirators
11. The Wireless Detective
12. The Death Cloud
13. The Searchlight Gun
14. The Life Chain
15. The Flash
16. The Disappearing Helmets
17. The Triumph Of Elaine
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