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19 Jul 201 Jahr v. Chr. - Astrolabe

Beschreibung:

An instrument for observing the positions of heavenly bodies (stars) that was used before the sextant was invented.
Invented in 200 BC
Invented by Greek astronomer, Hipparchus

Zugefügt zum Band der Zeit:

Social Studies: Chapter 3: Exploration and Technology

ByTaylor Petersen
11 Okt 2018
0
0
833

Datum:

19 Jul 201 Jahr v. Chr.
Jetzt
~ 2228 years ago

Abbildungen:

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