Noaa Diving Manual
Subtitle: Diving for Science and Technology
Publisher: Dept. of Commerce National Oceani
Published: January 1991
Language: eng
Number of pages: 1
ISBN-13: 9780160359392
First sentence: Divers have penetrated the oceans throughout the centuries for purposes identical to those of modern diving: to acquire food, search for treasure, carry out military operations, perform scientific research and exploration, and enjoy the aquatic environment.