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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Sumner in Norie 1872
From: Chuck Taylor
Date: 2006 Mar 22, 19:31 -0800
From: Chuck Taylor
Date: 2006 Mar 22, 19:31 -0800
--- Frank Reed wrote: > ... I went hunting for uses of Sumner's > method in Norie's Navigator. ... > There is no mention of Sumner's method at all > in the 1860 edition of > Norie. In the 1872 edition there is a short problem > called "Verification of the > Latitude by Double Altitudes Using Sumner's Method" In the 1896 edition of Norie's there is a 12-page chapter called "Sumner's Method by Projection." I don't see any mention of Sumner nor his method in the 1874 Bowditch. Chuck Taylor 45 d 55' N 122 d 11' W __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com