The Planisphere Of Ptolemy, Harmonia
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Alexander Von Humboldt, Prussian
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Discovery Of Straits Of Magellan, 1520
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Hipparchus, Greek Astronomer
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Strabo, Ancient Greek Historian
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Alfred Russel Wallce, Welsh Naturalist
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Samuel De Champlain Battles Indians
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Arnold Henry Guyot, Swiss-american
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Karl Ernst Von Baer, Estonian Polymath #1
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Claudius Ptolemy, Greek-roman Polymath
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Ferdinand Magellan, Portuguese Explorer
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Magellan Setting Out To Sea, 1519
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Karl Ernst Von Baer, Estonian Polymath #3
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Claudius Ptolemy, Greek-roman Polymath #7
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Alexander Von Humboldt, Prussian
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Claudius Ptolemy, Greek-roman Polymath
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Hipparchus, Greek Astronomer
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Alexander Von Humboldt, Prussian #1
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Ptolemy, Alexandria Observatory, 2nd #2
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Alexander Von Humboldt, Prussian #4
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Alexander Von Humboldt, Prussian #5
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Alfred Russel Wallace, Welsh Naturalist #2
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Claudius Ptolemy, Greek-roman Polymath #1
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Claudius Ptolemy, Greek-roman Polymath #2
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Claudius Ptolemy
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Ptolemy, Alexandria Observatory, 2nd
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Alfred Russel Wallace, Welsh Naturalist #3
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Ferdinand Magellan, Portuguese Explorer
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Claudius Ptolemy, Greek-roman Polymath #6
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Ferdinand Magellan, Portuguese Explorer #1
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Alfred Russel Wallace, Welsh
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Karl Ernst Von Baer, Estonian Polymath
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Ferdinand Magellan, Portuguese Explorer #2
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Alexander Von Humboldt, Prussian
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Magellan Setting Out To Sea, 1519 #1
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Ferdinand Magellan, Portuguese Explorer #3
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Planetary Orbits, Harmonia
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Alexander Von Humboldt, Prussian #1
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Ptolemy, Alexandria Observatory, 2nd #1
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Arnold Henry Guyot, Swiss-american #1
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Claudius Ptolemy, Greek-roman Polymath
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Alexander Von Humboldt, Prussian #3
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Alexander Von Humboldt, Prussian #5
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Alexander Von Humboldt, Prussian #6
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Alexander Von Humboldt In The Andes
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Alfred Russel Wallace, Welsh Naturalist
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Claudius Ptolemy, Greek-roman Polymath #5
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Magellan Setting Out To Sea, 1519
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Ferdinand Magellan, Portuguese Explorer #1
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Alfred Russel Wallace, Welsh Naturalist #5
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Ferdinand Magellan, Portuguese Explorer #4
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Ferdinand Magellan, Portuguese Explorer #5
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Alexander Von Humboldt, Prussian
Tomsich
Mikhail Lomonosov, Russian Polymath
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Alexander Von Humboldt, Prussian #7
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Alfred Russel Wallace, Welsh Naturalist #1
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Alfred Russel Wallace, Welsh Naturalist #4
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Ptolemy And Euclid, Ancient Greek
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Hipparchus, Greek Astronomer #1
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Alexander Von Humboldt, Prussian #2
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Alexander Von Humboldt, Prussian #2
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Alexander Von Humboldt, Prussian #3
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Claudius Ptolemy, Greek-roman Polymath
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Claudius Ptolemy, Greek-roman Polymath #1
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Karl Ernst Von Baer, Estonian Polymath #2
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Alexander Von Humboldt, Prussian #1
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Alexander Von Humboldt, Prussian #4
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Averroes, Andalusian Polymath
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