Penzler, Otto.
Hang gliding : riding the wind / by Otto Penzler. - Mahwah, NJ : Troll, 1976. - 32 p. : ill.
Text and photographs explore the sport of hang gliding and describes the different gliders used.
75021843
Gliding and soaring.
797.5
Hang gliding : riding the wind / by Otto Penzler. - Mahwah, NJ : Troll, 1976. - 32 p. : ill.
Text and photographs explore the sport of hang gliding and describes the different gliders used.
75021843
Gliding and soaring.
797.5