CONTENTS.

CHAPTER I. THE LAWRENCES AND OTHERS.

CHAPTER II. NAN'S SHIP ARRIVES.

CHAPTER III. A LEAF FROM HELEN'S PAST.

CHAPTER IV. A SAIL ON THE "CYCLONE."

CHAPTER V. SUNSET-HOUR ON THE CLIFFS.

CHAPTER VI. A DINNER AT THE MANOR.

CHAPTER VII. A WALK IN THE SHRUBBERY.

CHAPTER VIII. NAN REBELS.

CHAPTER IX. A FLYING MACHINE AND WHAT CAME OF IT.

CHAPTER X MISS STUART'S ARRIVAL.

CHAPTER XI. DULL DAYS.

CHAPTER XII. EDDYING CURRENTS.

CHAPTER XIII. AN INVITATION.

CHAPTER XIV. A DANCE AT CRESCENT BEACH.

CHAPTER XV. HELEN IS PUZZLED.

CHAPTER XVI. "IT WAS ONLY MY IMAGINATION."

CHAPTER XVII. THE "VORTEX" DEPARTS.

CHAPTER XVIII. A RIFT IN THE CLOUDS.

CHAPTER XIX. A CABLEGRAM.

CHAPTER XX. "PEACE ON EARTH GOOD WILL TO MEN."

Transcriber's Note:

Obvious typographical errors have been corrected. Inconsistent spelling and hyphenation in the original document have been preserved.