Board of Longitude
Found in 388 Collections and/or Records:
Letter from Joseph Shee to the Board of Longitude, 1818-05-27
Explaining that he had now found longitude by means of two methods, both founded on the 'centre of infallibility', one of which involved using a star dial of his own invention.
Letter from Josiah Emery to [the Board of Longitude], 1791-03-05
Three letters and two sets of rates for chronometers made by Emery.
Letter from Josiah Emery to the Board of Longitude, 1792-06-02
Three letters and two sets of rates for chronometers made by Emery.
Letter from Josiah Emery to the Board of Longitude, 1792-12-01
Three letters and two sets of rates for chronometers made by Emery.
Letter from Josiah Emery to the Board of Longitude, 1793
Three letters and two sets of rates for chronometers made by Emery.
Letter from Josiah Emery to the Board of Longitude, 1793-03-02
Three letters and two sets of rates for chronometers made by Emery.
Letter from Josiah Emery to the Board of Longitude, 1794-06-07
Three letters and two sets of rates for chronometers made by Emery.
Letter from l'Abbé de Pellizer on finding the longitude by transits of the moon, 1789-09-12
Letter from Lady Harland to the Board of Longitude, 1784-03-13
Two letters.
Letter from Le Duc Duhamel to the Board of Longitude, 1822-02-25
Six letters and two papers on his method of ascertaining the exact loss or gain of two chronometers, with a related newspaper extract.
Letter from Le Duc Duhamel to the Board of Longitude, 1827-06-11
Six letters and two papers on his method of ascertaining the exact loss or gain of two chronometers, with a related newspaper extract.
Letter from Le Duc Duhamel to the Board of Longitude, 1827-08-27
Six letters and two papers on his method of ascertaining the exact loss or gain of two chronometers, with a related newspaper extract.
Letter from Le Roh-Berg-Herr Vousenville, 1798-03-30
Letter and printed prospectus.
Letter from Lieutenant John Douglas (Lisbon), 1800-12-06
Concerning the cause of the variation of the compass needle.
Letter from Linklater to the Board of Longitude, 1823
Concerning the General Hewitt ship and stores lost in India. Linklater outlines crimes committed by a number of people, including Henry Chalke, postmaster at Diamond Harbour, India, who is described as guilty of murder and of stealing. The letter ends with lines of verse.
Letter from Monsieur l'Évêque (Nantes) to the Board of Longitude, 1783-02-27
With an index of names.
Letter from Mr Nash concerning Richard Everitt, 1815-05-29
With an index of names.
Letter from [Mr Stendaff?] attesting to the good character of Patrick Leahy, 1822-06-19
Three letters and a proposal.
Letter from Mr Storer to the Board of Longitude, 1789-12-05
With an index of names.
Letter from Nathaniel Cooke to [the Board of Longitude], 1800-12-04
Originally enclosing the description and drawing of his instrument at [RGO 14/44: 73-74].
Letter from Nicholas May to the Board of Longitude, 1782-12-07
With a note on the reverse by Nevil Maskelyne.
Letter from Nicholas May to the Board of Longitude, 1782
Enclosing the paper at [RGO 14/35: 508-514].
Letter from Norman Sievwright, 1783-11
Letter from Sievwright, a clergyman in Brechin, to the Board of Longitude. A note by Nevil Maskelyne states that the letter did not contain anything deserving of the Board's attention.
Letter from P. Carstens Schonegevel to the Board of Longitude, 1811-08-01
Two letters, three papers and three newspaper extracts advertising Schonegeval's method for longitude.
Letter from P. Carstens Schonegevel to the Board of Longitude, 1812-03-07
Enclosing an extract of his work on longitude.
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