30 сент 400 г. до нашей эры - Cross Staff
Описание:
A Cross Staff was a navigational tool that was used to take the altitude. It was invented by the Chaldeans. started to be used in 1514 as a navigational tool.
Добавлено на ленту времени:
Дата:
30 сент 400 г. до нашей эры
Сейчас
~ 2426 г назад
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