CHAPTER I. THE CACHALOT.
CHAPTER II. JOHN HENRY GLENNIE, U. S. N.
CHAPTER III. THE MEETING IN THE HARBOR.
CHAPTER IV. AH SIN'S CLUE.
CHAPTER V. OFF FOR THE AMAZON.
CHAPTER VI. VILLAINOUS WORK.
CHAPTER VII. RUBBING ELBOWS WITH DEATH.
CHAPTER VIII. A DIVE FOR SAFETY.
CHAPTER IX. PUTTING TWO AND TWO TOGETHER.
CHAPTER X. UNDER THE AMAZON.
CHAPTER XI. HAND-TO-HAND.
CHAPTER XII. BOARDED!
CHAPTER XIII. A PRISONER—AND A SURPRISE.
CHAPTER XIV. THE OLD SLOUCH HAT.
CHAPTER XV. PARA.
CHAPTER XVI. A DESPERATE RISK.
IN THE HANDS OF THE ENEMY.