5 янв 200 г. до нашей эры - Invention of Astrolabe
Описание:
An ancient device used to determine the position of the user and the time of day. The positions of the sun and stars in the sky allowed explorers to determine where they were in relation to the equator.
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Дата:
5 янв 200 г. до нашей эры
Сейчас
~ 2227 г назад