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    Re: The Rude Star Finder and teaching stars
    From: Gary LaPook
    Date: 2010 Nov 08, 23:59 -0800

    H.O. 2101-D?
    On 11/7/2010 1:18 AM, Frank Reed wrote:
    > Gary, you wrote:
    > "The case for my 2102-D is marked 2101-D, was there a model with that
    > name and what were the differences?"
    > I don't know, but I would bet my chips on a printing error on the
    > case. Earlier versions of the Rude Star Finder were 2102-A,B,C. I
    > haven't seen any of these that I can recall, but I understand they
    > were different sizes (the A was the largest?). It's hard to imagine
    > how an organization like the Hydrographic Office could go from 2102-D
    > to 2101-D, but a printing screw-up... Now that's easy to imagine!
    > By the way, no doubt it's been mentioned, but the Rude Star Finder is
    > a special case of a "planisphere". Lots of companies make these for
    > various latitudes. Amazon.com sells a bunch. They're easier to use
    > than the Rude Star Finder --literally child's play (in part because
    > they don't usually worry about the difference between Zone Time and
    > LMT). They don't come with alt-azm overlays (just a horizon
    > "porthole"), but that sounds like a perfect job for your color printer
    > and some transparencies, Gary. :)
    > -FER
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