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    Canterbury Astrolabe Quadrant
    From: Chuck Taylor
    Date: 2008 Aug 1, 09:47 -0700

    This may be of interest to Navigation List readers:
    
    http://www.telegraph.co.uk/news/uknews/2474799/Unique-medieval-astrolabe-saved-by-the-British-Museum.html
    http://www.heraldnet.com/article/20080801/NEWS02/463486771/-1/NEWS
    http://www.msnbc.msn.com/id/25951946/
    
    What struck me was the size:  the radius is 3 inches (77 mm). It has tentatively been dated to 1388.
    
    Chuck Taylor
    48 N
    122 W
    
    
    
    
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