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23 фев 1450 г. - The mainspring
Описание:
Invented around 1450, this useful little device could work clocks, which are extremely useful for telling the time.
Добавлено на ленту времени:
Game-changing middle-age inventions
By
Dalton Morrison
4 мес назад
0
0
169
Дата:
23 фев 1450 г.
Сейчас
~ 574 г назад
Изображения:
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