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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Perpendicularity again. was: Adjusting Central Mirror
From: Jim Thompson
Date: 2004 Oct 12, 11:22 -0300
From: Jim Thompson
Date: 2004 Oct 12, 11:22 -0300
Quite right: Bowditch article 1602. I should have said, "limb", not "index arm". Jim Thompson jim2@jimthompson.net www.jimthompson.net Outgoing mail scanned by Norton Antivirus ----------------------------------------- > -----Original Message----- > From: Navigation Mailing List onBehalf Of Herbert Prinz > Reading my own message, I see it needs a small correction. > > I quoted Jim Thompson by saying > > Jim Thompson was > > right on spot when he asked "Isn't that what twin cylinders are > for? I assume that by > > lining up their tops as they sit on the index arm, the eye is > forced into the correct > > angle." > > Jim must have meant to say "sit on the limb". I took this so much > for granted that I did not > even notice his slip when I quoted him. And if I am mistaken, he > will correct me.
