1 ene 3050 año aC - The Sumner Wheel was invented
Descripción:
The wheel was invented in the 4th millennium BC in Lower Mesopotamia(modern-day Iraq), where the Sumerian people inserted rotating axles into solid discs of wood. It was only in 2000 BC that the discs began to be hollowed out to make a lighter wheel.
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fecha:
1 ene 3050 año aC
Ahora mismo
~ 5078 years ago