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    Re: Circle of reflection
    From: Peter Fogg
    Date: 2009 Mar 14, 10:16 +1100
    Wolfgang
    An addition to your list, from Museo La Specola :
    http://www.pd.astro.it/museo/PagineInglesi/Instruments/i-borda.htm
    Presents as an elegantly simplistic design, and possibly light enough to be practical to use ..?

    You wrote:
    "National Maritime Museum: 12 circles (according to Hill/Paget-Tomlinson,
    Instruments of navigation; Willem Mörzer Bruijns upcoming book on sextants
    etc. should give more information)"

    The NMM site itself offers "more information", including images:
    http://www.nmm.ac.uk/collections/search/lightbox.cfm/category/90452
    http://www.nmm.ac.uk/collections/search/listResults.cfm?Name=Reflecting%20circle&SortBy=title
    http://www.nmm.ac.uk/collections/explore/object.cfm?ID=ACO1342
    etc ..




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