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    Re: Organoleptic puzzle
    From: Peter Monta
    Date: 2014 Mar 11, 15:01 -0700
    Hi Andrew,

    Peter, can you provide more information on that pre-telescope trick reference? It is exactly a quadrant that I am trying to build

     
    I'll try to find more detail tonight, but apparently it was an innovation of Tycho's, the "peg and slit" sight.  There's a drawing in this paper:

    http://adsabs.harvard.edu/full/1986JBAA...96..353C

    Cheers,
    Peter

       
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