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Artemidorus: Quick Facts

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Facts

Flourished 100 BCE -
Engraving of six astronomers, with Hipparchus seated at center and, from left to right, Galileo, Johannes Hevelius, Tycho Brahe, Nicolaus Copernicus, and Ptolemy standing, each holding scientific instruments.
Hipparchus
Greek astronomer
Strabo
Strabo
Greek geographer and historian
How did Ptolemy explain retrograde motion?
Ptolemy
Egyptian astronomer, mathematician, and geographer
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Cosmas
Egyptian geographer
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Scylax Of Caryanda
Greek explorer
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Eduard Brückner
Austrian geographer and climatologist
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Antoine-Thomson d’Abbadie
French geographer
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Arnaud-Michel d’Abbadie
French geographer
Alexander von Humboldt
Alexander von Humboldt
German explorer and naturalist
Al-Bīrūnī, Afghan commemorative stamp, 1973.
al-Bīrūnī
Persian scholar and scientist
Title page of Richard Hakluyt's The Principall Navigations, Voiages and Discoveries of the English Nation
Richard Hakluyt
British geographer
Powell, John Wesley
John Wesley Powell
American explorer, geologist, and ethnologist
Halford Mackinder
Halford Mackinder
British political geographer
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Fernand Braudel
French historian and educator
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Muḥammad al-Idrīsī
Arab geographer
Karl Ernst von Baer
Karl Ernst von Baer
Prussian-Estonian embryologist
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al-Masʿūdī
Arab historian
Robert Ballard
Robert Ballard
American oceanographer
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Leopold, Baron von Buch
German geologist
German scholar Carl Ritter
Carl Ritter
German geographer