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8 min
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Eratosthenes calculates the Earth's circumference using a stick - June 19th, 240 BC This Day in History Class
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- History
On this day in 240 BC, ancient Greek scholar Eratosthenes estimated the circumference of the Earth.
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On this day in 240 BC, ancient Greek scholar Eratosthenes estimated the circumference of the Earth.
See omnystudio.com/listener for privacy information.
8 min