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@DrMuham82269184 I find no reference suggesting Aristotle believed in flat earth. It appears that he strongly advocated the spherical earth. https://t.co/ETcuoeCg2s
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@q_ruy @SHAQ I could probably find them in here: https://t.co/Yb2IsZcNci But Eratosthenes gave the first _good_ estimate, at any rate.