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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Lunar eclipses and other things
From: Herbert Prinz
Date: 2004 Oct 30, 03:11 -0400
From: Herbert Prinz
Date: 2004 Oct 30, 03:11 -0400
[I have sent this before, yesterday, but it seems to have been lost. I apologize in advance if the old message resurfaces and causes a duplication.] Wolfgang, I just learned through your question that the name "armillary sphere" can also be applied to an instructional device. But here we were talking about an observation instrument. See this web site, which has a good description and pictures of both type: http://www.hps.cam.ac.uk/starry/armillmaths.html Wolfgang K?berer wrote: > I always thought that the armillary sphere is a model of the Ptolemaic > system; its only use was to demonstrate the celestial spheres and the > "workings of the heavens". That seems to be a somewhat different task than > that of a star globe. But correct me if I`m wrong.
