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11 nov 220 ano antes da era comum - Ábaco chino

Descrição:

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.

Adicionado na linha do tempo:

Historia Informática

ByDonovan Dementjevas
16 out 2018

Data:

11 nov 220 ano antes da era comum
Agora
~ 2246 years ago

Imagens:

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