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Global History & Geography for 14-15 Yr olds USA) (Thomas Caswell)
Global History & Geography for 14-15 Yr olds USA) (Thomas Caswell)
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Ptolemy
(100?-170 CE) Greek astronomer, mathematician, and geographer. His geocentric model of the universe lasted until the 16th century.
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Global History & Geography for 14-15 Yr olds USA) (Thomas Caswell)