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First known Abacus (15 янв 2700 г. до нашей эры – 11 окт 2300 г. до нашей эры)

Описание:

Made from the early Babylonians

Добавлено на ленту времени:

I.C.T. growth over the centuries

ByBabis Kinigopoulos

29 фев 2020

0

0

255

Дата:

15 янв 2700 г. до нашей эры

11 окт 2300 г. до нашей эры

~ 399 years

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