Details of the different kinds of hang gliders, there development, construction and performance. Training school to Pilot One certificate. Pilot Two, cross-country, mountain flying and competition flying to Pilot Three.Weather Lore has its own chapter, as does advanced equipment and powered gliding. Regulations are detailed, together with the BHGA's own regulations.158 pages illustrated with B&W drawings and B&W and color photographs. Book is in very clean and sound condition.