1 янв 225 г. - the invention of the Astrolabe
Описание:
The astrolabe is an instrument to figure out local astronomy and starts in the sky, but only on land and at calm seas, it is a great tool to find latitude. it is believed it originated from greece.Добавлено на ленту времени:
Дата:
1 янв 225 г.
Сейчас
~ 1801 г назад