THE
Practical Science Series

The following Vols. are now ready or in the Press:—

BALLOONS, AIRSHIPS, AND FLYING MACHINES.By Gertrude Bacon.

MOTORS AND MOTORING. By Professor HarrySpooner.

RADIUM. By Dr. Hampson.

METEOROLOGY; or, Weather Explained. By J.Gordon M‘Pherson, M.A., LL.D.

Others in Preparation

The Authoress, her Father, and Mr. Spencer
making an Ascent.

Frontispiece.


BALLOONS
AIRSHIPS AND FLYING
MACHINES

BY
GERTRUDE BACON

NEW YORK
DODD, MEAD & COMPANY
LONDON: T. C. & E. C. JACK
1905


vii

CONTENTS

CHAP. PAGE
I.THE ORIGIN OF BALLOONING9
II.THE COMING OF THE GAS BALLOON23
III.FAMOUS BALLOON VOYAGES OF THE PAST38
IV.THE BALLOON AS A SCIENTIFIC INSTRUMENT57
V.THE BALLOON IN WARFARE69
VI.THE AIRSHIP84
VII.THE FLYING MACHINE105
VIII.CONCLUSION119

9

BALLOONS, AIRSHIPS, AND
FLYING MACHINES


CHAPTER I
THE ORIGIN OF BALLOONING

One November night in the year 1782, so thestory runs, two brothers sat over their winterfire in the little French town of Annonay,watching the grey smoke-wreaths from thehearth curl up the wide chimney. Their nameswere Stephen and Joseph Montgolfier, theywere papermakers by trade, and were notedas possessing thoughtful minds and a deepinterest in all scientific knowledge and newdiscovery. Before that night—a memorablenight, as it was to prove—hundreds ofmillions of people had watched the risingsmoke-wreaths of their fires wit

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