London
Found in 1992 Collections and/or Records:
Letter from Peter Rothwell to the Board of Longitude, 1809-11-17
Outlining his observations on longitude.
Letter from P.M. Roget of the Royal Society, 1828-02-02
Concerning the reduction of the observations taken at Parramatta Observatory under Sir Thomas Brisbane.
Letter from P.M. Roget on the reduction of Greenwich observations, 1828-02-02
Observations and correspondence regarding miscellaneous astronomical matters.
Letter from P.R. Nugent to Sir Harry Parker, 1793-10-03
Two letters.
Letter from P.R. Nugent to Sir Harry Parker, 1793-12-07
Two letters.
Letter from Professor Kratzenstein on chronometers and magnetic variation, 1786-08-28
Sent to Nevil Maskelyne.
Letter from R. Boullanger to Captain Thomas Hurd, 1815-01-15
Includes an unrelated note relating to a payment of £1,200 to Mendoza y Ríos [RGO 14/38: 325].
Letter from R. Boullanger to Captain Thomas Hurd, 1815-03-02 - 1815-03-03
Requesting the reimbursement of expenses incurred in the preparation of his plan for longitude; with a copy of a reply from Hurd.
Letter from R. Nelson (Navy Office) to George Gilpin, 1799
Conveying an Admiralty request to know whether any public chronometers were in the hands of the Board of Longitude.
Letter from R. Nelson to George Gilpin, 1806-09-20
Concerning Earnshaw's pocket chronometer No.462.
Letter from R. Nelson to George Gilpin, 1806-12-19
Concerning Earnshaw's pocket chronometer No.462.
Letter from R. Paisley to George Gilpin, 1815-02-10
Three letters.
Letter from R. Paisley to the Board of Longitude, 1815-03-03
Three letters.
Letter from R. Raines-Baines to Dr Thomas Young, 1819-03-29
Requesting that the Board of Longitude consider his invention of a sea perambulator and an accompanying machine adapted to produce results at sea. He states that he had made significant improvements to his invention since obtaining a patent.
Letter from R. Raines-Baines to Dr Thomas Young, 1819-04-17
Enquiring whether the Board of Longitude had made a decision on the machines he had presented.
Letter from R. Raines-Baines to Dr Thomas Young, 1819-05-24
Informing him of news that his perambulator had saved the HMS Comilion [Chameleon?] and two merchant vessels from running aground. He asks that Young submit this testimonial to the Board.
Letter from Ralph Walker concerning John Russell's timekeeper, 1796-06-09
Letter from Rebecca Proctor, London, to the king, 9 June 1722
Endorsed 'a coppy'
Letter from Rev. Fearon Fallows, 1821-03-24
Concerning tools and instruments for the Cape Observatory.
Letter from Rev. Fearon Fallows, 1821-02-26
Concerning a candidate for the position of labourer at the Cape Observatory (named Mr Laurence); his own work on tables; and the plan of the observatory.
Letter from Rev. Fearon Fallows, 1821
Concerning a second applicant for the position of labourer at the Cape Observatory.
Letter from Rev. Fearon Fallows, 1827-04-20
Reporting on his activities at the Cape Observatory since 10 March 1827.
Letter from Rev. Fearon Fallows to Dr Thomas Young, 1822-06-13
Concerning books and papers sent for the Cape Observatory, requesting a better clock, and giving news of the establishment of the observatory.
Letter from Rev. Fearon Fallows to Dr Thomas Young, 1823-03-06
Reporting on his activities concerning the establishment of the Cape Observatory.
Letter from Rev. Fearon Fallows to Dr Thomas Young, 1823-06-18
Concerning his catalogue [of fixed stars].