London
Found in 1559 Collections and/or Records:
Statement by James Duncan regarding Mr Arnold's inventions, 1805-05-30
T. Bell on perpetual motion, 1820-07-28
T. Saxby on perpetual motion, 1799-01-14
Tables of Longitude by Cvr de Bergue, military engineer and geographer, 1789-08-15 - 1789-08-16
Received by Dr [Anthony] Shepherd from Sir Harry Parker.
Thomas Beverley's new longitudinal tables, 1826 - 1828
Correspondence regarding various astronomical and nautical tables.
Thomas Bointon on perpetual motion discovered by William Masterman, 1821-03-24
Thomas Ennis on perpetual motion, 1822-11-01
Thomas Hope on magnetic aura, 1825
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.
Thomas Johnstone on the change of the variations of the compass and discovery of the magnetic pole, 1822 - 1827
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.
Thomas Leach on perpetual motion invented by his daughter, 1824-08-18
Thomas Owen about an instrument for observing altitude and lunar distances, 1826-02-06
Thomas Yeates on a new variation chart, 1815 - 1819
Correspondence regarding the effects of magnetic variation on the mariner's compass, the use of magnetic variation to establish longitude and the cause of magnetic variation.
T.T. Rennell on the squaring of the circle and perpetual motion, 1822
W. Robson's note respecting the longitude, the property of squares, and the quadrature of the circle, 1802
W.A. Warre's description of an instrument for taking altitudes without using the horizon, 1825-04-06
Correspondence regarding miscellaneous schemes and inventions.
Walter Bedford's method using the ship's velocity, 1784-07-14
W.B. McLeroth on the mariner's compass, 1815 - 1820
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.
Wilbraham Liardet on squaring the circle, 1818-11-12
William Barwick on a theory of the variation of the magnetic needle and a related method of finding longitude, 1824-12-07
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.
William Bass on the quadrature of the circle, 1827 - 1828
William Colquitt on perpetual motion by magnetism, 1787-06-25
William Cragg on the cause of the variation of the magnetic needle, 1825 - 1828
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.
William Evans on a new system of arithmetic and on the relation of the diameter of a circle to its circumference, 1806
William Garrard on navigation tables and proportional tables, 1798 - 1820
Correspondence regarding various astronomical and nautical tables.
William Graham on the cause of annual variation in magnetic variation and two methods of determining longitude, 1787 - 1788
Correspondence regarding the effects of magnetic variation on the mariner's compass, the use of magnetic variation to establish longitude and the cause of magnetic variation.