XXXIII. THREE HISTORIC FLIGHTS (Cont.
XXXIV. THE HYDROPLANE AND AIR-BOAT
XXXV. A FAMOUS BRITISH INVENTOR OF THE WATER-PLANE
XXXVI. SEA-PLANES FOR WARFARE
XXXVII. THE FIRST MAN TO FLY IN BRITAIN
XXXVIII.THE R.F.C. AND R.N.A.S.
XXXIX. AEROPLANES IN THE GREAT WAR
XL. THE ATMOSPHERE AND THE BAROMETER
XLI. HOW AN AIRMAN KNOWS WHAT HEIGHT HE REACHES
XLII. HOW AN AIRMAN FINDS HIS WAY
XLIII. THE FIRST AIRMAN TO FLY UPSIDE DOWN
XLIV. THE FIRST ENGLISHMAN TO FLY UPSIDE DOWN
XLV. ACCIDENTS AND THEIR CAUSE
XLVI. ACCIDENTS AND THEIR CAUSE (Cont.)
XLVII. ACCIDENTS AND THEIR CAUSE (COnt.)
XLVIII. SOME TECHNICAL TERMS USED By AVIATORS
XLIX. THE FUTURE IN THE AIR



THE MASTERY OF THE AIR

PART I-BALLOONS AND AIR-SHIPS

CHAPTER I
Man's Duel with Nature

Of all man's great achievements none is, perhaps, more full of
human interest than are those concerned with flight. We regard
ourselves as remarkable beings, and our wonderful discoveries in