| FREEDIVE BY TERRY MAAS AND DAVID SIPPERLY
FREEDIVE by Terry Maas and David Sipperly
Hardcover
152 pages
Publisher BlueWater Freedivers, Ventura, California 1998
The art and science of freediving illustrated with 150 color plates.
• History of Freediving
• Physiology
• Equipment
• Beginning exercises
• Advanced techniques
• Photography for the freediver
• Underwater hockey
• Monofin swimming
• Game gathering
• Diving for depth records
• Glossary and index
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OZAN YILDIRIMIN ABİSİ-1970 | 
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