CHAPTER I. THE SUNKEN TREASURE.
CHAPTER II. THE YOUNG INVENTOR.
CHAPTER III. THE BOTTOM OF THE SEA.
CHAPTER IV. A CATASTROPHE.
CHAPTER V. ON THE REEF.
CHAPTER VI. PARKER’S DEEP GAME.
CHAPTER VII. A PARLEY.
CHAPTER VIII. A DIVERS’ BATTLE.
CHAPTER IX. THE GALLEON’S GOLD.
CHAPTER X. WHAT BECAME OF THE DOLPHIN.
CHAPTER XI. FRANK’S ADVENTURES.
CHAPTER XII. WHICH ENDS THE TALE.