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1 jan 1350 ano antes da era comum - Sundials - First ever sundials, built in Egypt after being imported from Babylon. Many ancient structures were built to mark the passage of time and determine arrival of planting seasons and harvest times.
Adicionado na linha do tempo:
21 nov 2019
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283
Maths - History of time
Data:
1 jan 1350 ano antes da era comum
Agora
~ 3376 years ago