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23 ottob 1673 anni - Готфрид Вильгельм Лейбниц Создание первого арифмометра
Aggiunto al nastro di tempo:
11 set 2017
0
0
500
Новая лента времени
Data:
23 ottob 1673 anni
Adesso
~ 350 years ago
Immagini: