How To Build A 20-Foot Bi-Plane Glider

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.
ALFRED POWELL MORGAN
Editor Mechanical and Electrical Department of the
“Boy's Magazine.”