Cook.

I have much pleasure in also acknowledging the kindness
of Mr. C. G. Grey, editor of the Aeroplane, to whom I am
indebted for the valuable illustrations reproduced at the
end of this book.



CONTENTS

PROLOGUE

PART
I. THE ELEMENTARY PRINCIPLES AIR THEIR GRIEVANCES
II. THE PRINCIPLES, HAVING SETTLED THEIR DIFFERENCES, FINISH THE JOB
III. THE GREAT TEST
IV. CROSS COUNTRY



CHAPTER
I. FLIGHT
II. STABILITY AND CONTROL
III. RIGGING
IV. PROPELLERS
V. MAINTENANCE