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sunstone · Vinony

EntityQ1895983· pop 15· linked from 16 articles

sunstone

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ancient navigational aid

Connections

Proceedings of the Royal Society

church building

International Standard Book Number

Wayback Machine

Hildegard of Bingen

Categories

Culture of Iceland Gemstones in culture History of navigation Navigational equipment Polarization (waves)

Sources

wikipedia.externallinksexternallink

What links here16 pages

history of navigation

August Herman Pfund

polarizing filter

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