NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Determining Actual Time of Meridian Passages Before Computers
From: Jim Martin
Date: 2007 Jan 13, 15:46 -0800
From: Jim Martin
Date: 2007 Jan 13, 15:46 -0800
Dear Greg,
I think that most observatories had what were called
Transit telescopes.The Greenwitch museum still has the setup used by
Flamsteed.I believe that in the early days opticians also used them to
adjust chronometers for mariners.
Jim.
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