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Arnold, John, c1736 - 1799 (watch and chronometer maker)

 Person

Found in 148 Collections and/or Records:

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 Item

A journal of the situation of HMS Providence at noon during her late voyage on discoveries, 1795-10-11 - 1797-05-16

 Item
Reference Code: GBR/0180/RGO 14/68: 139-145
Scope and Contents

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].

Dates: 1795-10-11 - 1797-05-16
 Item

Account of comparisons of the timekeepers Nos. 82, 176, 520 and 1736 with the standard, No. 543, 1801-10-31 - 1803-04-11

 Item
Reference Code: GBR/0180/RGO 14/66/1: 72-95
Scope and Contents From the Item:

Book of rough calculations of astronomical observations and of comparisons of the timekeepers, made by Captain Flinders and Lieutenant Ward Flinders. Folios 70-95 are inverted in the volume.

Dates: 1801-10-31 - 1803-04-11
 File

Astronomical observations and reductions, 1767 - 1773

 File
Reference Code: GBR/0180/RGO 4/296
Scope and Contents Astronomical reductions and observations, including an eclipse of 25 June 1767; the Sun's place and an eclipse at Greenwich, 3 June 1769; an extract from a letter by Captain Wallis, 20 June 1771; and an account of experiments carried out on board the vessel 'Carcass' on a voyage to the north pole with Captain Phipps. The observations were made on 3 June - 10 July 1772 for latitude and longitude as determined by Arnold's chronometer and Kendall's watch. Other experiments were performed on...
Dates: 1767 - 1773
 Item

Astronomical observations for determining the latitude of the schooner and her longitude by Mr Arnold's Timekeeper No. 45, 1797-06-27 - 1797-11-26

 Item
Reference Code: GBR/0180/RGO 14/68: 154-161
Scope and Contents

Made on board His Majesty's Schooner Providence in her late voyage on discoveries by William Chapman. The observations include references to many of the land masses passed or visited.

Dates: 1797-06-27 - 1797-11-26
 Item

Astronomical observations for determining the latitude of the ship, and her longitude, 1794-10-11 - 1797-05-16

 Item
Reference Code: GBR/0180/RGO 14/68: 120-133
Scope and Contents

Observations made on board HMS Providence for determining the latitude and longitude by Mr Earnshaw's three watches and by Mr Arnold's watch. The observations end with an account of the shipwreck [RGO 14/68: 133].

Dates: 1794-10-11 - 1797-05-16
 Item

Astronomical observations made at Rio de Janeiro, 1791-11-10 - 1791-11-22

 Item
Reference Code: GBR/0180/RGO 14/62: 65r-71v
Scope and Contents

Tabulated logs of observations, with related remarks. These include observations of equal altitudes; transits of the sun, moon and stars over the meridian; observations on the dip of the magnetic needle; comparisons of Mr Arnold’s watches Nos. 14 and 176 with the clock; comparisons of Mr Earnshaw's watch with the clock; and observations on the tides.

Dates: 1791-11-10 - 1791-11-22
 Item

Astronomical observations made at the town of the Cape of Good Hope, 1772-10-31 - 1772-11-16

 Item
Reference Code: GBR/0180/RGO 14/57: 12r-14r
Scope and Contents

The observations begin with a note on setting up his instruments on shore. Included are daily astronomical observations, observations for determining the variation of the magnetic needle, and observations of the rate of Clocks B and C, and of Watch No. 1.

Dates: 1772-10-31 - 1772-11-16
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Astronomical observations made on a voyage in the HMS Providence, 1794-1797, 1794 - 1801

 Item
Reference Code: GBR/0180/RGO 14/67: 81a-175
Scope and Contents Astronomical observations made in the course of a voyage to the Northern Pacific Ocean in HMS Providence, commanded by William Robert Broughton, Esquire. These were compiled by the astronomer John Crosley. Observations begin in October 1794 when the ship left England and end on 16 May 1797 when the ship struck a coral reef and was lost. The entries include an account of the shipwreck, copied from the ship’s log book [RGO 14/67: 168r-168v]. Many of the observations relate to the four...
Dates: 1794 - 1801
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Calculations of observations made on a voyage of the HMS Investigator, 1801-06-16 - 1807-10-18

 Item
Reference Code: GBR/0180/RGO 14/66/3: 1-108
Scope and Contents

Book of rough calculations of astronomical observations and accounts of the daily rates of the timekeepers and their errors. Includes observations written on the back of a sales receipt [RGO 14/66/3: 97v] and on the back of a letter from Robert Brine to Lieutenant Flinders [RGO 14/66/3: 107].
Also included is a list of French phases compiled by Captain Flinders while imprisoned on the island of Mauritius [RGO 14/66/3: 56].

Dates: 1801-06-16 - 1807-10-18
 File
 Item

Computations from observations made at Rio de Janeiro, 1791-11

 Item
Reference Code: GBR/0180/RGO 14/62: 158r-222v
Scope and Contents

Includes computations of the rates of watches by Arnold and Earnshaw [RGO 14/62: 158r-180r], computations of the latitude and longitude of Rio de Janeiro [RGO 14/62: 181r-196v], tables of the rates of the daily rates of the timekeepers and pocket watches [RGO 14/62: 197], and various mathematical calculations and charts.
Folios 214r-222v are inverted in the volume.

Dates: 1791-11
 Item

Copy of a letter concerning an agreement with Mr Arnold to keep six of his timekeepers at Plymouth, 1821-11-05

 Item
Reference Code: GBR/0180/RGO 5/229: 15
Scope and Contents

Sent to John Pond from the Hydrographical Office.

Dates: 1821-11-05
 Item

Copy of a letter from Commander Dundas of HMS Sparrowhawk to Admiral Sir George Martin concerning a chronometer by Arnold, 1824-06-14

 Item
Reference Code: GBR/0180/RGO 5/229: 196
Scope and Contents From the Series: The collection contains a complete set of astronomical observation ledgers, with clock error notes, computation ledgers, star catalogues, weather records and correspondence. There are observations of comets, including measurements taken of Encke's Comet, 1828, and Halley's Comet, 1835, and observations of rockets, made with Sir James South in 1831. The papers include Pond's measurements for his work on the proper motions of stars, stellar parallax and other subjects, as well as substantial...
Dates: 1824-06-14
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Copy of a letter from W.C. Cox to John Croker about setting up a depot for chronometers at Devonport, 1825-03-27

 Item
Reference Code: GBR/0180/RGO 5/229: 266-267
Scope and Contents From the Series: The collection contains a complete set of astronomical observation ledgers, with clock error notes, computation ledgers, star catalogues, weather records and correspondence. There are observations of comets, including measurements taken of Encke's Comet, 1828, and Halley's Comet, 1835, and observations of rockets, made with Sir James South in 1831. The papers include Pond's measurements for his work on the proper motions of stars, stellar parallax and other subjects, as well as substantial...
Dates: 1825-03-27
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