The Nautical Almanac and Astronomical Ephemeris for the Year ...

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order of the Lords Commissioners of the Admiralty, 1792 - Ephemerides
 

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Page 148 - Time found compared with that shown by the Watch ; -the Difference will be the Longitude in Time from the Meridian by which the Watch was set, as near as the Going of the Watch can be depended upon.

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