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11 nov 220 anni a. C. - Ábaco chino

Descrizione:

Fueron cuentas de cerámica hechas en el occidente de la dinastía Zhou. El ábaco tenía una cuenta en la parte superior y cuatro en el inferior.

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ByDonovan Dementjevas

16 ott 2018

0

0

370

Data:

11 nov 220 anni a. C.

Adesso

~ 2248 years ago

Immagini:

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