Board of Longitude
Found in 341 Collections and/or Records:
Paper on chronometer error caused by iron in ships, 1820
Submitted by George Fisher for consideration by the Board of Longitude.
Petition from John Tulloch regarding improvements in navigation, 1799-12-07
Miscellaneous petitions and memorials making requests of the Board of Longitude.
Petition from John Turner regarding forms for working lunar observations, 1813
Miscellaneous petitions and memorials making requests of the Board of Longitude.
Petition from schoolmaster, Joseph Tolson, 1785-01-03
Requesting the protection of the Board against theft by his ex-pupils of his method of taking lunar observations.
Petitions from William Storer, 1788 - 1789
Requesting the setting up of a committee to enquire into the merits of his invention.
Petitions, memorials and correspondence relating to Earnshaw's reward claims, 1791 - 1808
Philosophical observations by Henry Croaker, 1819-09-09
Set of philosophical observations relating to the longitude problem. Includes a drawing and calculations.
Plan for finding longitude, 1799 - 1801
Sent by Charles Moody for consideration by the Board of Longitude.
Plan for finding longitude, 1802-03
Sent by Charles Moody for consideration by the Board of Longitude.
Printed copy of questions proposed by the Board of Longitude to Mr Arnold, 1805
With his answers to the same.
Proposal by William Nicholson concerning his sliding scale for computing longitude, 1786-01-20
Correspondence regarding miscellaneous schemes and inventions.
Proposal from Antonio Maria Jaci, 1786-05-27
Letters, proposals and a printed paper from Jaci (in Italian); with a related letter from Joseph Banks to Harry Parker. Includes drawings of clepsydra [RGO 14/38: 25-26] and [RGO 14/38: 63-65].
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 Patrick Leahy, 1822-06-17
Three letters and a proposal.
Walter Bedford's method using the ship's velocity, 1784-07-14
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