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compass, magnetic and mariner’s

compass, magnetic and mariner’s   Reference library

The Oxford Dictionary of the Middle Ages

Reference type:
Subject Reference
Current Version:
2010
Subject:
History, Early history (500 CE to 1500)
Length:
222 words

The earliest written evidence of a magnetized needle used to find direction comes from China c.ad 1040.

Petrus Peregrinus of Maricourt

Petrus Peregrinus of Maricourt  

(fl. 13th century)A physician and possibly crusader in the service of Charles I of Anjou, who dabbled with perpetual motion using magnetism, which led him to investigate the properties ...
travel and mobility

travel and mobility  

Travel and mobility were vital dimensions to life during the MA. By the central MA, diplomats, merchants, military and mendicant orders, and Jewish communities had established networks linking their ...

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