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22 janv. 200 av. J.-C. - Greeks invented the astrolabe

Description:

Measures angle of sun to horizon to establish longitude.

Ajouté au bande de temps:

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ByAaron
9 nov. 2017
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0
291

Date:

22 janv. 200 av. J.-C.
Maintenaint
~ Il y a 2225 ans

Les images:

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