CONTENTS

- CHAPTER I--THE COAST OF BARBARY - CHAPTER II--ON A MAN'S SEA - CHAPTER III--OVER THE QUARTER-DECK - CHAPTER IV--ON THE SPARKLING SEA - CHAPTER V--INTO A PURPLE TWILIGHT - CHAPTER VI--BY THE GREAT-CIRCLE ROUTE - CHAPTER VII--DRIFTERS AND DERELICTS - CHAPTER VIII--ON A LOWER BUNK - CHAPTER IX--THE POLAR BARRIER - CHAPTER X--TO THE LAST DAY - CHAPTER XI--BENEATH THE SURFACE - CHAPTER XII--THE MANNER OF MAN - CHAPTER XIII--INTO THE ICE - CHAPTER XIV--A WHISPERED WARNING - CHAPTER XV--OUT OF THE PORTHOLE - CHAPTER XVI--FROM HIS POCKET - CHAPTER XVII--INTO FORBIDDEN WATERS - CHAPTER XVIII--WITH THE SPEED OF WIND - CHAPTER XIX--A TOAST FROM MARR - CHAPTER XX--THE MOVING SHADOWS - CHAPTER XXI--THROUGH THE PORTHOLE - CHAPTER XXII--ALONE IN THE CABIN - CHAPTER XXIII--OVER THE STERN - CHAPTER XXIV--BEFORE THE WHEEL - CHAPTER XXV--IN THE GRIP OF THE UNKNOWN - CHAPTER XXVI--IN THE SUDDEN DARKNESS - CHAPTER XXVII--IN THE PIT - CHAPTER XXVIII--THE THIRD DOOR - CHAPTER XXIX--TO SEE IT THROUGH - CHAPTER XXX--IN SWIFT SALUTE - CHAPTER XXXI--DANGER AND DOUBT - CHAPTER XXXII--TO THE LAST DAY - CHAPTER XXXIII--A GRIM WARNING - CHAPTER XXXIV--THROUGH THE DRIVING SNOW - CHAPTER XXXV--A MATTER OF MINUTES - CHAPTER XXXVI--ACROSS THE CABIN - CHAPTER XXXVII--THE CALLING BEACON