Eratosthenes_measure_of_Earth_circumference.svg
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Summary
Description Eratosthenes measure of Earth circumference.svg |
English:
Illustration of the method Eratosthenes used to calculate the circumference of the Earth by CMG Lee. The map and globe are derived from
http://commons.wikimedia.org/wiki/File:Egypt_sat.png
and
http://commons.wikimedia.org/wiki/File:Earth_orthographic_projection_Earthmap1000x500.jpg
, respectively.
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Date | |||
Source |
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Author | cmglee, David Monniaux, jimht at shaw dot ca |
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