Board of Longitude
Found in 388 Collections and/or Records:
Letter from John McGhie to the Board of Longitude, 1813-10-01
Enclosing the plan for finding longitude at [RGO 14/38: 271-274].
Letter from John Murray to the Board of Longitude, 1822-07-30
With an index of names.
Letter from John Pond to [the Board of Longitude], 1811-06-10
Originally enclosing a letter from Captain Flinders.
Letter from John Roger Arnold concerning damage done to chronometer No. 176, 1805-07-11
The chronometer was to be brought on a voyage under Captain Bligh.
Letter from John Roger Arnold to the Board of Longitude, 1805-12-12
Letter from John Roger Arnold to the Board of Longitude, 1809-03-02
Letter from John Shaw to the Board of Longitude, 1827-08-17
Two letters.
Letter from John Tyson to the Board of Longitude, 1814-07-05
Stating that he had invented a method to ascertain longitude and to measure a ship's way at sea.
For further letters from Tyson, see also [RGO 14/40: 528-529].
Letter from John Tyson to the Board of Longitude, 1793-06-07
Two letters concerning Tyson's proposed invention of a timepiece for determining longitude.
Letter from John Tyson to the Board of Longitude, 1816-03-05
Two letters concerning Tyson's proposed invention of a timepiece for determining longitude.
Letter from John Vancouver to the Commissioners of the Board of Longitude, 1823-09-02
Concerning a mode by which chronometers could be kept at a stable temperature.
Letter from José Casamayor, 1825-06-21
Requesting a reward for discovering a means of finding longitude.
Letter from José de Mendoza y Ríos concerning rules for computing latitude by two altitudes of the sun, 1796-12-02
Correspondence regarding methods for establishing latitude.
Letter from José Victorino dos Santos e Souza Mattos, 1827-07-04
Informing the Board of Longitude that he had sent a printed copy (in Portuguese) of his 'theory of the universe founded on the fluctuation of the satellites and the anti-gravitation of the sun'. He also mentions that as a Portuguese national he had studied astronomy in Europe, and laments the difficulty of pursuing it in Brazil.
Letter from José Victorino dos Santos e Souza Mattos, 1827-08-18
Originally enclosing further sections of his work for the consideration of the Board of Longitude.
Letter from José Victorino dos Santos e Souza Mattos, 1827-09-20
Letter and proposal.
Letter from José Victorino dos Santos e Souza Mattos to the Board of Longitude, 1828-06-05
With an index of names.
Letter from Joseph Bonasera to the Board of Longitude, 1791-08-27
With a copy of the same.
Letter from Joseph Bowley on an instrument for measuring angular distances, 1792-11-28
With a note by the Board on the reverse [RGO 14/44: 16v].
Letter from Joseph Davidson to the Board of Longitude, 1790-04-15
Concerning his proposed method of finding longitude based on drawing a right angle from any point of latitude. Davidson states that his method had been tested on two voyages where it proved exact to within ten miles.
Letter from Joseph Luckcock to the Board of Longitude, 1826-03-03
Two letters.
Letter from Joseph Luckcock to the Board of Longitude, 1826-04-10
Two letters.
Letter from Joseph Manton to the Board of Longitude, 1807-03-04
Note and letter.
Letter from Joseph Shee to the Board of Longitude, 1813-10-06
Establishing Shee as the inventor of an instrument for the discovery of 'the fixed point' of both latitude and longitude, and originally enclosing a copy of a letter to his son in which Shee outlines the privileges he sought in return for this discovery [RGO 14/40: 445]. He states his desire to be made a member of the Board of Longitude and asks that the Board not give credit to any other claims for the discovery of longitude before examining his work.
Letter from Joseph Shee to the Board of Longitude, 1814-07-09
Defending the relevance of his work on 'the fixed point' to the search for longitude.
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