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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

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    Re: Bob Goethe's Mark 2 Navigators slide rule, test drive comparisons.
    From: Dave Walden
    Date: 2019 Nov 21, 05:13 -0800

    Engineers at Michigan  in the 60's used slipsticks.  Also said to favor peanut butter as lube.  And said to have kept buckets of water next to their desks to cool the stick when it started to smoke during exams.

       
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