The Invention of the Chronometer
Overview
Locations on Earth are determined by a gridwork of lines, one set marking distance north or south of the equator and the other marking distance east and west ...
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Chronometer
When Christopher Columbus arrived in America in 1492, he thought he had reached the shores of Asia. He probably would have been able to avoid the error and anticipate the achievement if he...
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The Invention of the Chronometer
Chronometer