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1 gen 500 anni a. C. - Abacus

Descrizione:

Ancient calculating took, contruced for the sysem of powers of ten

Aggiunto al nastro di tempo:

History of Computer

17 ott 2017

0

0

583

Data:

1 gen 500 anni a. C.

Adesso

~ 2527 years ago

Immagini:

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