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1 Jan 1730 Jahr - [1730] John Hadley invents the octant.

Beschreibung:

The octant is a measuring instrument that would be aligned with the horizon to greatly assist with navigation. It reflects two images together, usually the sun and the horizon to determine the latitude at sea.

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Scientific Revolution / Enlightenment Timeline

ByJustin Roche
26 Okt 2018
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1 Jan 1730 Jahr
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