6CHAPTER V. AN ADVENTURE IN ST. AUGUSTINE.
23CHAPTER XXII. INTO THE BOWELS OF THE EARTH.
7CHAPTER VI. INTO THE RIVER AND OUT.
24CHAPTER XXIII. A HURRICANE ON THE MOUNTAIN.
8CHAPTER VII. SAVING THE TRAIN.
25CHAPTER XXIV. THE CHAMBER OF BONES.
9CHAPTER VIII. A FIRE AT SEA.
26CHAPTER XXV. THE TABLET OF STONE.
10CHAPTER IX. FIGHTING THE FLAMES.
27CHAPTER XXVI. LOOKING FOR THE CAMPING OUTFIT.
11CHAPTER X. A SWIM NOT LIKELY TO BE FORGOTTEN.
28CHAPTER XXVII. JOSEPH FARVEL MAKES A MOVE.
12CHAPTER XI. THE CLUB ARRIVES AT SAN JUAN.
29CHAPTER XXVIII. BOB IS TAKEN PRISONER.
13CHAPTER XII. PRISONERS OF NATURE.
30CHAPTER XXIX. A FRIEND IN NEED.
14CHAPTER XIII. THE WAYSIDE INN.
31CHAPTER XXX. FINDING THE SPANISH TREASURE.
15CHAPTER XIV. THE MAN IN THE ROOM.
32CHAPTER XXXI. A DANGEROUS TUMBLE.
16CHAPTER XV. A LIVELY FIGHT WITH A SERPENT.
33CHAPTER XXXII. WHAT BECAME OF DICK.
17CHAPTER XVI. THE EXPOSURE OF THE MIDNIGHT VISITOR.
34CHAPTER XXXIII. GOOD-BYE TO PORTO RICO—CONCLUSION.
