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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 ene 150 año - Ptolemy discovers the ptolemaic system

Descripción:

The exact date of this event is unknown but he discovered it sometime during the 2nd century. it is a geocentric cosmology and assumes that the earth is the center of the universe.

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ss project

ByHailey Killian
11 dic 2019
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fecha:

1 ene 150 año
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