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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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30 март 2400 г. до нашей эры - Tech: Abacus Invented
Описание:
Abacus: the first known calculator, the abacus, was invented in Babylonia
Добавлено на ленту времени:
Myopia (Linear Life)
By
Fae Isreal
12 ноя 2017
0
0
1299
Дата:
30 март 2400 г. до нашей эры
Сейчас
~ 4429 г назад
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