Maskelyne, Nevil, 1732 - 1811 (astronomer and mathematician)
Found in 236 Collections and/or Records:
Letter from Richard Judson to Nevil Maskelyne, 1803-08-20
Concerning Judson's three solutions for finding longitude: by the globe, by a projection outlined in the letter, and by the right angled triangle.
Letter from Robert Fenwick, officer of the Royal Artillery, Barbados, 1770-10-17
Letter containing observations of the stars and Jupiter's satellites to determine the longitude of Barbados.
Letter from Sir Harold Parker at the Admiralty, 1792-06-07
Letter concerning a request for Nevil Maskelyne to report on a paper submitted by John Wood concerning an instrument for measuring angles.
Letter from Stephen Groombridge, 1809-04-24
The letter concerns amendments to a book. On the reverse are various equations in Maskelyne's hand.
Letter from the Earl of Suffolk authorising Nevil Maskelyne to take six weeks leave of absence from the Royal Observatory, 1777-07-17
Set of documents relating to the Royal Observatory, wrapped in paper marked 'King's warrant of appointment to the Royal Observatory, appointment of visitors and sundry other papers relative to the Royal Observatory'.
Letter from the Earl of Suffolk to Nevil Maskelyne authorising him to take a two month leave of absence from the Royal Observatory, 1774-05-30
Set of documents relating to the Royal Observatory, wrapped in paper marked 'King's warrant of appointment to the Royal Observatory, appointment of visitors and sundry other papers relative to the Royal Observatory'.
Letter from Thomas Earnshaw, 1801-08-30
The letter is concerned with timekeepers and also contains notes and calculations in Maskelyne's hand.
Letter from Thomas Johnstone to Nevil Maskelyne, 1808-05-18
Concerning his proposed method of finding longitude by observing the pointers of the Great Bear. An annotation on the final page reads 'Ordered by the Board that no notice be taken of this letter'. Sent from Millton by Dumbarton.
Letter from Thomas Wright, Island of St John, 1799-05-01
The letter concerns observations of the eclipses of Jupiter's satellites which were taken to establish the exact location of several rivers to determine the boundary between New Brunswick and the District of Maine (then part of Massachusetts).
Letter from W. Chapman about correcting lunar altitudes, 1806-02-07
Sent to Nevil Maskelyne.
Letter from Walter Bedford to [the Board of Longitude], 1783-02-07
The letter was marked as unworthy of the Board's attention by Nevil Maskelyne.
Letter from William Bligh, Sydney, Australia, 1807-01-28
The letter contains observations of an eclipse of the Sun at Port Jackson, Sydney on 9 December 1806. A duplicate of the letter is at [RGO 4/187: 40b].
Letter from William Bligh, Sydney, Australia, 1807-10-31
The letter contains an astronomical account of a comet observed on 27 September 1807 at Port Jackson, Sydney.
Letter from William Dawes to [Nevil Maskelyne?], 1799-12-05
Concerning astronomical observations.
Letter from William Dawes to Nevil Maskelyne, 1786-12-28
Concerning the rate of the Board of Longitude's watch and the provision of books and instruments.
Letter from William Dawes to Nevil Maskelyne, 1787-01-16
Concerning the rate of the Board of Longitude's watch; the provision of books; the testing of instruments intended for the observatory; the discovery of damage to a sextant; and his request for an advance of a year's subsistence.
Letter from William Dawes to Nevil Maskelyne, 1787-01-10 - 1787-01-19
Requesting the advance of a year's subsistence and his request to be appointed to the land service at Botany Bay; also enclosing a copy of a letter from Lord Howe about his appointment.
Letter from William Dawes to Nevil Maskelyne, 1787-01-21
Concerning a letter from Lord Howe about his appointment to Botany Bay, and his objections to being placed in the marine detachment of HMS Sirius rather than in the land service.
Letter from William Dawes to Nevil Maskelyne, 1787-01-25
Concerning a fault in the sextant and requesting a replacement instrument; also concerning his desire to be placed in the land detachment.
Letter from William Dawes to Nevil Maskelyne, 1787-02-08
Concerning repairs to a sextant by Mr Ramsden and supplies for the observatory.
Letter from William Dawes to Nevil Maskelyne, 1787-02-18
Concerning a replacement sextant and black index glass from Ramsden.
Letter from William Dawes to Nevil Maskelyne, 1787-03-20
Concerning supplies of instruments and other preparations.
Letter from William Dawes to Nevil Maskelyne, 1787-05-01
Concerning receipt of a new sextant, trials of new instruments and other preparations.
Letter from William Dawes to Nevil Maskelyne, 1787-05-08
Concerning supplies of instruments, the rate of Mr Kendall's first timekeeper [K1], and his preparations.
Letter from William Dawes to Nevil Maskelyne, 1787-05-20
Sent from HMS Sirius, concerning a timekeeper [K1] received from William Bayly.
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