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Quadrant was manfuctured to order by the cartographer Willem Janszoon Blaeu for the Leiden professor Willem Snel van Rooyen, better known as Snellius (1580 -1626)
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Author
Prof. Jos van den Broek
Camera location
52° 09′ 39.6″ N, 4° 29′ 20.4″ E
View this and other nearby images on: OpenStreetMap
52.161000; 4.489000
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