Transcriber's Note

This book was transcribed from scans of the original found at the Internet Archive. I have rotated some images. Tables are treated as images. The back of the book contains ads for other books, which I have treated as additional chapters.

HOW TO BUILD A 20-FOOT

BI-PLANE GLIDER

A Practical Handbook on the Construction of a Bi-plane

Gliding Machine, Enabling an Intelligent Reader

to Make His First Step in the Field of Aviation;

With a Comprehensive

Understanding of the Principles Involved.

BY

ALFRED POWELL MORGAN

Editor Mechanical and Electrical Department of the

“Boy's Magazine.”

NEW EDITION, REVISED

NEW YORK

SPON & CHAMBERLAIN, 123 LIBERTY ST.

LONDON

E. & F. N. SPON, LIMITED, 57 HAYMARKET, S.W.

1912

Copyright, 1909, by

Spon & Chamberlain.