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powered by wind

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Glass was developed, Crude face masks allowing sight underwater

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Glass was developed, Crude face masks allowing sight underwater

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they were the earliest skilled ocean traders who sailed around africa and to great britain

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Persian divers recover own treasure. (400 BC)

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Persian divers recover own treasure. (400 BC)

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extremely successful even in the dark ages

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italian explorer who was thought to be the first to discover the america

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portuguese explorer who was the first to circumnavigate the world

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french explorer that traveled along the st lawurence river

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Bache produces the first map of the Gulf Stream (1860)

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Bache produces the first map of the Gulf Stream (1860)

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Herbert Grove Dorsey is a principal scientist during the development of echo-sounding devices called fathometers. (1930)

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Herbert Grove Dorsey is a principal scientist during the development of echo-sounding devices called fathometers. (1930)

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SCUBA invented by Jacques Cousteau, allowed dives up to 150 meters (1943)

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SCUBA invented by Jacques Cousteau, allowed dives up to 150 meters (1943)

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The now-famous Alvin human occupied vehicle is launched and begins its career of unparalleled oceanic research and exploration. (1964)

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The now-famous Alvin human occupied vehicle is launched and begins its career of unparalleled oceanic research and exploration. (1964)

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The Coast and Geodetic Survey Ship Oceanographer makes an around-the-world cruise. (1967)

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The Coast and Geodetic Survey Ship Oceanographer makes an around-the-world cruise. (1967)

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Sylvia Earle leads women aquanauts (1970) 

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Sylvia Earle leads women aquanauts (1970) 

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Boats and boating--Equipment and supplies

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Robert Ballard discovered hydrothermal vents (1977)

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Robert Ballard discovered hydrothermal vents (1977)

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Robert Ballard helped find the wreck of the titanic more than 3,810 meters down (1985)

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Robert Ballard helped find the wreck of the titanic more than 3,810 meters down (1985)

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Creating Sea Surface Maps: TOPEX/Poseidon satellite begins mapping the surface of the sea. (1992)

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Creating Sea Surface Maps: TOPEX/Poseidon satellite begins mapping the surface of the sea. (1992)

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The first ever census of marine life (2010)

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The first ever census of marine life (2010)

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First Successful Solo Dive to the marine trench (2012)

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First Successful Solo Dive to the marine trench (2012)