4 фев 4000 г. до нашей эры - The first solar calendar is created by the Egyptians.
Описание:
The first solar calendar is made by the egyptians. It went by 365 days and 5 months. They were divided into 10 days periods.They all have 3 seasons which 120 days in each.
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4 фев 4000 г. до нашей эры
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