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12 h 1 jan 1600 ano - Abacus Ring

Descrição:

Dating back to the early days of China's Qing dynasty, before the calculater watch, there was the abucas ring.

Adicionado na linha do tempo:

Wearable Technology

8 dez 2017

0

0

819

Data:

12 h 1 jan 1600 ano

Agora

~ 426 years ago

Imagens:

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