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    Re: The Spirit of this List
    From: Dan Allen
    Date: 2003 Oct 1, 13:38 -0700

    On Wednesday, October 1, 2003, at 01:02 PM, Noyce, Bill wrote:
    > Cleaning out old mail, ran across this from Dan Allen just over a year
    > ago:
    >> My own
    >> kit of equipment has a very reliable calculator (an HP-48G+) but also
    >> has the most important formulas printed out and a slide rule in case I
    >> need to do it by hand.  This gives me both self-reliance and ease of
    >> use with a non-electronic backup.
    >> Dan
    > I'm curious, Dan, what you use the slide rule for?  I don't think
    > it's useful for sight reduction via Law of Cosines or similar
    > formulas, because you can't get enough precision.  It *would* be
    > useful to speed up interpolation in tables, or for time & distance
    > or wind/drift/course problems.
    >         -- Bill
    You have a good point.  So far I mainly use the slide rule for fun,
    just messing around.  The precision would be okay for lifeboat
    navigation I think, but I have never really had to rely upon it.

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