Building and Flying Sailplanes and Gliders by Jack Lambie 1980 First Edition
A complete guidebook to roaming the skies using air currents for power, from creating your own soaring machine to sailing it almost anywhere!
Chapters:
Chapter 1: Glider Aerodynamics
Chapter 2: Construction Materials and Design
Chapter 3: Plans and Kits
Chapter 4: Inexpensive Gliders
Chapter 5: Tuning your Glider
Appendix A: Material Suppliers
Appendix B: Additional Reading
Thanks for looking!