[ CHAPTER I—DR. ULSWATER ]

[ CHAPTER II—MRS. MINK ]

[ CHAPTER III—AND THE TWENTY PATRIOTS ]

[ CHAPTER IV—THE TROPIC AND THE TEMPERATE ]

[ CHAPTER V—FIRST DOCUMENT. DR. ULSWATER'S NARRATIVE: FIRST ADVENTURE ]

[ CHAPTER VI—SECOND ADVENTURE ]

[ CHAPTER VII—THIRD ADVENTURE ]

[ CHAPTER VIII—PROFESSOR SIMPSON AGAIN ]

[ CHAPTER IX—CONCLUSION OF DR. ULSWATER'S FIRST MANUSCRIPT ]

[ CHAPTER X—SECOND DOCUMENT. DR. ULSWATER'S NARRATIVE CONTINUES: SUSANNAH ]