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18 h 58 m, 31 dic 1872 año - the challenger expedition

Descripción:

the beginning of oceanography, scientists measure the depth of the sea, they also do studies on the seafloor

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oceanography

ByNicolas wilkinson

25 oct 2017

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18 h 58 m, 31 dic 1872 año

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~ 152 years ago

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