NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Old Sextant on German money
From: Alexandre Eremenko
Date: 2007 Mar 10, 00:16 -0500
From: Alexandre Eremenko
Date: 2007 Mar 10, 00:16 -0500
Frank, You indeed found it! The "sextant" from the 10 marks bill. Moreover, the site tells you where exactly in Gottingen this instrument is located! It is in physics institute of the University. Alex On Fri, 9 Mar 2007 FrankReedCT@aol.com wrote: > Alex E wrote: > "This leaves open the question what sort of strange index mirror we see in > this picture" > > I finally have a lead for you. It does indeed have a split index mirror. The > instrument is a "vizeheliotrop". What is a vizeheliotrop? That I don't know > :-). There are some German web sites that describe it, but my German is not > up to the task. Here are a couple of photos I found of the original > instrument. This modified sextant may have been a precursor to the heliotrope which > Gauss invented during his survey of the Kingdom of Hanover. > > > > -FER > 42.0N 87.7W, or 41.4N 72.1W. > www.HistoricalAtlas.com/lunars >
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