Arnold, John, c1736 - 1799 (watch and chronometer maker)
Found in 1 Collection or Record:
Confirmed minutes, 1780 - 1801
Reference Code: GBR/0180/RGO 14/6
Scope and Contents Minutes of Board of Longitude meetings regarding, among other matters, the rates of various chronometers; Charles Hutton's tables of products, powers and roots of natural numbers; the voyages of HMS 'Resolution' and HMS 'Discovery' and the examination of their log books; John Arnold's improvements to his watches; a suitable site for the Board of Longitude's instruments after the burning of the cupola of the Greenwich Hospital where they had been kept; improvements to reflecting telescopes;...
Dates: 1780 - 1801
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- Subject: Port Jackson X