The Antikythera device, map of Piri Reis and the Baghdad Battery

coreywood.myknet.org The Antikythera mechanism is an ancient mechanical calculator (also described as the first known mechanical calculator) for tests to calculate astronomical positions.plus Ancient Map: A map of Piri Reis and the battery of Baghdad: Consideration of subject and came to a surprising conclusion that the clay pot was nothing less than an ancient electric battery.

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