The oldest known example of a counting board (14 h 39 m, 21 nov 2018 ano – 14 h 49 m, 1 jul 2019 ano)

Descrição:

The oldest known example of a counting board was called a Salamis tablet. It was discovered on the Greek Island of island of Salamis in 1899. It is thought to have been used by the Babylonians in about 300 B.C. and was more of a gaming board rather than a calculating device.

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