6CHAPTER VI. A STORM AT SEA.
20CHAPTER XX. AN “EEL-ECTRIC” DISCOVERY.
7CHAPTER VII. THE BOYS FIND NEW JOBS.
21CHAPTER XXI. THE MARCHING ANTS.
8CHAPTER VIII. “THIS IS THE FINISH.”
22CHAPTER XXII. “UP A TREE.”
9CHAPTER IX. ASHORE.
23CHAPTER XXIII. THE CLEVERNESS OF THE CAPTAIN.
10CHAPTER X. THE CASTAWAYS.
24CHAPTER XXIV. THE LION’S MOUTH.
11CHAPTER XI. ABOARD THE WRECK.
25CHAPTER XXV. THE TRIBE OF CHEKLA.
12CHAPTER XII. IN DIRE PERIL.
26CHAPTER XXVI. DIAMONDS VS. FREEDOM.
13CHAPTER XIII. ATTACKED BY A WHALE.
27CHAPTER XXVII. THE PROFESSOR TRIUMPHS.
14CHAPTER XIV.
