Showing Records: 1 - 25 of 37
Baron Paris de Boisrouvray on a magnetic compass, 1819 - 1822
Correspondence regarding the effect of magnetic variation on the mariner's compass, the use of magnetic variation to establish longitude and the cause of magnetic variation.
G. Rossi de Catanzaro on the quadrature of the circle, 1803
G.K. Whaemen's discovery of the ration which the diameter of a circle bears to its periphery, 1796
Le Balleurs de L'ovatoire of the University of Angers on some new lunar tables, 1789-06-01
Correspondence regarding various astronomical and nautical tables.
Letter and colour illustration from Joseph Bonasera, 1792-03-17
Two letters and two papers, with a related note from Daniel Powell & Sons, a London-based firm which forwarded Bonasera's work to the Board.
Letter from Dr Huet to the Board of Longitude, 1798-08-10
Concerning his ideas on the universe, the motion of the heavenly bodies, the currents, and various other subjects. Five letters, two papers and an abstract.
Letter from Dr Huet to the Board of Longitude, 1798-11-10
Concerning his ideas on the universe, the motion of the heavenly bodies, the currents, and various other subjects. Five letters, two papers and an abstract.
Letter from G.W.U. Wedel to the Board of Longitude, 1822-05-12
Two letters and a paper.
Letter from G.W.U. Wedel to the Board of Longitude, 1826-05-19
Two letters and a paper.
Letter from J. Riboult, 1822-05-15
Addressed to the members of the English parliament and to the Academy of Sciences.
Letter from Joseph Bonasera to the Board of Longitude, 1791-08-27
With a copy of the same.
Letter from L. Breguet to Monsieur Kuter [Henry Kater?], 1823-03-29
Letter, observations and a drawing.
Letter from l'Abbé de Pellizer on finding the longitude by transits of the moon, 1789-09-12
Letter from Le Duc Duhamel to Dr Thomas Young, 1827-10-23
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 Dr Thomas Young, 1828-01-29
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 Sir John Barrow, 1827-09-04
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, 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 Monsieur Duhamel to Dr Thomas Young, 1820-05-03
Two letters and a printed paper on finding the longitude by the moon's transit or distance from the meridian.
Letter from Monsieur l'Évêque (Nantes) to the Board of Longitude, 1783-02-27
With an index of names.
Letter from Mr Blandin to Captain Thomas Hurd, 1813-04-09
With an index of names.
Letter from Mr Schönborn to [Sir Harry Parker], 1783 - 1812
With an index of names.
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.