Scope and Contents

The account relates to the voyage of HMS Investigator under Captain Flinders and observations taken by Inman at Port Jackson. It includes details of problems Inman had with his equipment.

Scope and Contents From the Sub-file:

Nine letters and an account of the going of a watch.

Scope and Contents From the File:

Papers regarding payments for work done on behalf of the Board.

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...

Scope and Contents

A comparison of Arnold, Kendall and Grignion's chronometers on board HMS Carcass.

Scope and Contents Minutes of Board of Longitude meetings regarding, among other matters, discussions on John Harrison's first marine chronometer (H1); the purchase of new instruments for work on the longitude and latitude of the coasts of Britain; improvements to the reflecting telescope; Tobias Mayer's lunar motion tables; the trial of John Harrison's chronometers; errors in the tables of the satellites; Schutz's machine for finding longitude; Chistopher Irwin's marine chair; the use of lunar observations...

Scope and Contents Outgoing correspondence regarding many astronomical and nautical subjects, including accounts with printers, the production of the 'Nautical Almanac', expeditions to Australia, a reward for a method of making glass of a sufficient quality for instruments, the trial of various timepieces and their employment on board Royal Navy vessels, replies to projectors proposing various methods of finding longitude at sea, and instructions for astronomers (including William Gooch on board the Daedalus...

Scope and Contents

Concerning the return of a timekeeper to Mr Kendall.

Scope and Contents

Letter, dated 4 March 1796, concerning observations Vancouver had made during a voyage around the world on HMS Discovery. With a copy of a note to Sir Joseph Banks (on the back page) that the observations were to be reduced, dated 13 December 1796.

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Enclosing an account concerning the going of a watch made by Kendall.

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Concerning supplies of instruments and other preparations.

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Concerning supplies of instruments, the rate of Mr Kendall's first timekeeper [K1], and his preparations.

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Sent from HMS Sirius, concerning a timekeeper [K1] received from William Bayly.

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Reporting on the timekeeper [K1], and on his observations during the passage to Tenerife (en route to New South Wales).

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Concerning observations taken (including observations for the rate of the timekeeper, K1).

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Concerning observations made and including revised calculations of latitudes and longitudes by the timekeeper [K1].

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Reporting on their progress (the ship had arrived at Rio de Janeiro) and on observations made en route. Dawes also mentions that his cabin was partially under water and that his Requisite Tables had been damaged and needed replacing.

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Reporting on his work at the observatory in Sydney. He refers to the loss of HMS Sirius and states that the timekeeper [K1] was moved to HMS Supply undamaged. The letter also includes a description of his observatory.

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The log book of HMS Resolution compiled by William Wales during the passage to the South Seas under the command of Captain James Cook.

Scope and Contents

This section is inverted in the volume and consists of two series: a daily log of time by the watch [K1], and further observations covering December 1779 to September 1780.

Scope and Contents

These include daily observations; lunar observations; observations for the variation of the needle; observations for the error of the line of collimation and the latitude of the place; observations for the going of the clock; observations for the going of Mr Kendall’s watch; observations on the tides; and observations for the dip of the needle.

Scope and Contents

These include measurements of equal altitudes (by Clock B) and comparisons of the watches of Mr Kendall and Mr Arnold.

Scope and Contents

These include daily observations; observations of distances; observations for the latitude of Queen Charlotte Sound; observations on the tides; observations for the variation of the compass; observations for the dip of the magnetic needle; observations for the going of the clock; and observations for the going of Mr Kendall’s watch.

Scope and Contents

These include daily observations; observations for the dip of the needle; observations for the going of Mr Kendall’s watch; observations for the variation of the compass; and observations on the tides.

Scope and Contents

These include daily observations; observations for the variation; observations for the dip of the needle’s south end; lunar observations; observations on the tides; observations for the going of Mr Kendall’s watch; and observations for the latitude of the place.