Arnold, John, c1736 - 1799 (watch and chronometer maker)
Found in 2 Collections and/or Records:
A journal of the situation of HMS Providence at noon during her late voyage on discoveries, 1795-10-11 - 1797-05-16
As shown by the log, by Mr Earnshaw's three timekeepers, by Mr Arnold's two timekeepers, and also by lunar observations. The journal includes a summary of the latitudes and longitudes of 'most of the remarkable places seen in the voyage' [RGO 14/68: 145v].
The observations begin with a note on the going of the astronomical clock and on Mr Arnold’s watch. Included are observations of equal altitudes observed with an astronomical quadrant by Bird; observations for finding the latitude; comparisons of Mr Arnold’s Watch No. 2 with the astronomical clock; transits of the moon and stars over the meridian; and observations on the west variation of the meridian.
- Subject: Plymouth Sound X
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