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5 Unique Historical Facts About CalendarsThe calendar as we know it today started as an underdeveloped, essential measurement of time produced by the Sumerians in 2700 B.C. This is regarded as crude and not quite an accurate calendar ...
Early financial innovations influenced humanity’s concept of time. A 360-day Sumerian calendar did not correspond in any way to astronomical time, but 360 is a number divisible into many whole numbers ...
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