CONTENTS
CHAPTER I. A NEW VENTURE IN SANDY BEACH.
CHAPTER II. MR. HARDING DECLARES HIMSELF.
CHAPTER VI. FARMER GALLOWAY'S "SAFE DEPOSIT".
CHAPTER VII. A CASE FOR THE AUTHORITIES.
CHAPTER VIII. MR. MORTLAKE LOSES SOME DRAWINGS.
CHAPTER IX. THE FLIGHT OF THE "SILVER COBWEB".
CHAPTER X. AN AERIAL POST OFFICE.
CHAPTER XII. WHAT HAPPENED TO ROY.
CHAPTER XIII. PLOT AND COUNTERPLOT.
CHAPTER XIV. HOW THEY WORKED OUT.
CHAPTER XV. WHAT MORTLAKE DID.
CHAPTER XVI. THE MISSING SIDE-COMB.
CHAPTER XVII. JIMSY'S SUSPICIONS ARE ROUSED.
CHAPTER XVIII. A BOLT FROM THE BLUE.
CHAPTER XIX. THE GATHERING OF THE MAN-BIRDS.
CHAPTER XX. AN UNEXPECTED MEETING.
CHAPTER XXI. THE START OF THE SKY CRUISE.
CHAPTER XXII. THE WHITE PERIL.
CHAPTER XXIII. OUT OF THE CLOUDS.
CHAPTER XXIV. FRIENDS AND FOES—CONCLUSION.
"It isn't to be a barn; that's one thing certain. Who ever saw a barn withskylights on it?"
Peggy Prescott, in a pretty, fluffy morning dress of pale green, which setoff her blonde beauty to perfection, laid down her racket, and, leavingthe tennis-court, joined her brother Roy at the picket fence. The lad,bronzed and toughened by his trip to the Nevada desert, was leaning uponthe paling, gazing down the dusty road.
About a quarter of a mile away was the object of his contemplation—a big,new structure, painted a staring red. It had no windows, but in frontwere great sliding doors. On its flat roof the forms of a dozen or moreglazed skylights upreared themselves jauntily.
"No, it's a work-shop of some sort. B