A Pictorial History of Oceanographic Submersibles pdf torrent

A Pictorial History of Oceanographic Submersibles
Crown Publishers | 1970 | ISBN: 0517507501 | English | 326 pages | PDF | 53.6 MB

Oceanography and space explorations are the last two frontiers mankind is now in the process of conquering. Of the two, oceanography is by far the most ancient, having had its beginnings in the days when Egyptian and Greek mariners, breathing through reeds, walked below the sea's surface to attack and sink enemy ships. These primitive war operations could well be considered the predecessors of modern atomic submarine warf are. So too could Alexander the Great's early descent to the ocean floor in a crudely constructed barrel be designated the forerunner of our modern Sealab and Tektit submersibles and underwater habitats