CONTENTS.
CHAPTER I.
WE SIGHT A BOAT [9]
CHAPTER II.
THE BOAT'S CREW [27]
CHAPTER III.
THE MYSTERY SOLVED [41]
CHAPTER IV.
MARTIN LUTHER'S STORY [56]
CHAPTER V.
A BREAK-DOWN [72]
CHAPTER VI.
ON THE ISLAND [86]
CHAPTER VII.
ERRORS EXCEPTED [100]
CHAPTER VIII.
HOT WORK [113]