Eratosthenes — "The circumference calculation was based on principles of geometry and astronomy."
The circumference calculation was based on principles of geometry and astronomy.
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More from Eratosthenes
"One must rely on observation and reason, not myth."
"The circumference of the Earth is 250,000 stadia."
"I am the second to the best."
"I am a polymath, not just a geographer."
"The world is full of wonders, if only one takes the time to observe."