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This 5,000-year-old tablet is believed to hold the world's first signature — and it's on a receipt for beer. Experts believe ...
(Photo: Cuneiform Digital Library)[/caption] What it tells us is that Sumerian culture in Mesopotamia was socially stratified in large cities with complex civilisation and centralised governments.
He stated that the Sumerians discovered this monetary unit before the Lydians printed money and produced coins, as well. What was the greatest Sumerian city? A number of Sumerian city-states inhabited ...