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jan 1, 4000 BC - Rad für Fortbewegung (Pontokaspis steppe)

Description:

Älteste Räder einfach Rundscheibe,
viel später kommt spoked wheel = Runder Holzbogen außen, dazwischen gehen Speichen in die Radachse.

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8 Sep 2022

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jan 1, 4000 BC

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~ 6029 years ago

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