English: Frontispiece of Johannes Hevelius, Selenographia (Gdansk, 1647). Depictions of Alhasen [sic], Ibn al-Haytham, on the left, holding a geometrical diagram and symbolizing knowledge through reason and Galileo Galilei on the right, holding a telescope and symbolizing knowledge through the senses.
Date
Source
Johannes Hevelius, Selenographia
Author
file: myself; artwork drawn by Adolph Boÿ, engraved by Jeremias Falck
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{{Information |Description={{en|1=Frontispiece of Johannes Hevelius, Selenographia (Gdansk, 1647). Depictions of Alhasen [sic], Ibn al-Haytham on the left, holding a geometrical diagram and symbolizing knowledge through reason and Galileo Galilei on the