Board of Longitude
Found in 388 Collections and/or Records:
Proposal from George Douglas, 1795-05-08
Marked by Maskelyne as unworthy of the Board's attention.
Proposal from H. Covell, 1824-05-31
Outlining his theory for finding longitude.
Proposal from L. Adams, 1800-12
On a practical method of finding longitude at sea by using a sandglass as timekeeper.
Proposal from Patrick Leahy, 1822-06-17
Three letters and a proposal.
Proposal from William Sabatier, 1795-09-06
Outlining Sabatier's theory for ascertaining longitude. A note on the final page reads 'This method is not deserving of the Board's attention', signed W[illiam] Wales.
Receipt for printing for the Board of Longitude, 1810
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'.
Report on the mode of trial to be adopted for chronometers, 1823
Printed report, with annotations.
Report on the mode of trial to be adopted for chronometers, 1823-02-25
Handwritten report, signed by the committee of the Board of Longitude; see also [RGO 14/23: 67-68].
Report outlining objections to Mr Mudge's pretensions to a reward from parliament, 1793
Signed by members of the Committee of the Board of Longitude.
Report outlining objections to Mr Mudge's pretensions to a reward from parliament, 1793
Includes accounts of the rates of his chronometers Green and Blue, as tried at the Royal Observatory, reports outlining objections to his petition, and seven letters.
Rough minutes, 1767 - 1820
Rough minutes of Board of Longitude meetings, memoranda and lists of members.
Submission from Segismund Rentzsch to the Board of Longitude, 1813-06
Concerning his invention of instruments for measuring time by a current of air.
Walter Bedford's method using the ship's velocity, 1784-07-14
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