NAUI Textbook: For Entry Level Scuba Diver and Openwater I Scuba Diver Training Courses, 2nd Edition 2nd edition by Dennis Graver (1990) Paperback

NAUI Textbook: For Entry Level Scuba Diver and Openwater I Scuba Diver Training Courses, 2nd Edition 2nd edition by Dennis Graver (1990) Paperback by Dennis Graver. paperback edition. ISBN: 9780916974428.

This book is your first step to diving adventure with NAUI - The National Association of Underwater Instructors. Since 1960, NAUI programs have set the standard for the sport diving industry. More than 1 million students have been taught and certified through NAUI courses as safe, competent divers - ready to enjoy the fun of diving because they are ready to dive. The NAUI Textbook is the result of input from dozens of diving instructors with thousands of hours of experience behind them - both in diving and teaching people just like you how to dive. The NAUI Textbook will provide you the information you need for a certification at the entry level for scuba diving. Use it as your textbook for the Openwater 1 course; it can also serve as an excellent "refresher" resource manual for existing divers