| CHAPTER | PAGE | |
|---|---|---|
| [I]. | The Runaway Car | 5 |
| [II]. | The “White Shark” | 16 |
| [III]. | A Wonderful Craft | 23 |
| [IV]. | More Strange Discoveries | 35 |
| [V]. | A Wild Chase | 44 |
| [VI]. | Jack Makes a Promise | 54 |
| [VII]. | The Launching of the Model | 61 |
| [VIII]. | Jupe Battles with a Water Monster | 71 |
| [IX]. | Off on the Strangest Craft on Record | 85 |
| [X]. | In Dire Danger | 92 |
| [XI]. | Tom’s Plan for Rescue | 103 |
| [XII]. | A British Skipper | 113 |
| [XIII]. | An Important Telegram | 119 |
| [XIV]. | The Voice in the Dark | 132 |
| [XV]. | The Man Behind the Mystery | 142 |
| [XVI]. | Adam Duke’s Methods | 150 |
| [XVII]. | The Tables Are Turned | 159 |
| [XVIII]. | Heaven’s Intervention | 166 |
| [XIX]. | An Insufficient Disguise | 174 |
| [XX]. | A Naval Encounter | 183 |
| [XXI]. | A Fresh Danger | 196 |
| [XXII]. | A Narrow Escape | 204 |
| [XXIII]. | The “White Shark” and the Squadron | 211 |
| [XXIV]. | A Mystery Adrift | 222 |
| [XXV]. | Lost in the Fog | 236 |
| [XXVI]. | “A Phantom of Light” | 243 |
| [XXVII]. | Land Is Sighted | 250 |
| [XXVIII]. | A Single Chance | 260 |
| [XXIX]. | A Fortunate Find | 269 |
| [XXX]. | A Fish Story | 277 |
| [XXXI]. | Facing a Serious Situation | 286 |
| [XXXII]. | The “White Shark” to the Rescue | 299 |
The Boy Inventors’
Diving Torpedo Boat
CHAPTER I.
THE RUNAWAY CAR.
“What’s the trouble?”
“I don’t know. Seems to me that the car is running away.”
“It surely does. Gracious! Feel it lurch then?”
As he spoke Jack Chadwick, a good-looking, clean-cut lad of about seventeen, sprang to his feet. His example was followed by his cousin, Tom Jesson, a youth of his own age.
But the trolley car, at the same instant, gave a bound and a side jump that hurled the boys against each other.
Simultaneously the motorman turned his head and gave a frightened shout: