Volume 81 (1791)

Philosophical Transactions of the Royal Society of London

29 articles

Articles

• Front Matter
  Anonymous (9 pages)
• Errata
  Anonymous (2 pages)
• A Second Paper on Hygrometry. By J. A. De Luc, Esq. F. R. S.
  J. A. de Luc (44 pages)
• On the Production of Ambergris. A Communication from the Committee of Council Appointed for the Consideration of All Matters Relating to Trade and Foreign Plantations; With a Prefatory Letter from William Fawkener, Esq. to Sir Joseph Banks, Bart. P. R. S.
  William Fawkener (6 pages)
• Observations on the Affinity between Basaltes and Granite. By Thomas Beddoes, M. D.; Communicated by Sir Joseph Banks, Bart. P. R. S.
  Thomas Beddoes, Joseph Banks (24 pages)
• On Nebulous Stars, Properly So Called. By William Herschel, LL.D. F. R. S.
  William Herschel (19 pages)
• Abstract of a Register of the Barometer, Thermometer, and Rain, at Lyndon in Rutland; By Thomas Barker, Esq.; With the Rain in Hampshire and Surrey; For the Year 1789. Communicated by Thomas White, Esq. F.R.S.
  Thomas White, Thomas Barker (7 pages)
• Observations on Certain Horny Excrescences of the Human Body. By Everard Home, Esq. F. R. S.
  Everard Home (12 pages)
• Considerations on the Convenience of Measuring an Arch of the Meridian, and of the Parallel of Longitude, Having the Observatory of Geneva for Their Common Intersection. By Mark Augustus Pictet, Professor of Philosophy in the Academy of Geneva; In a Letter to Sir Joseph Banks, Bart. P. R. S.
  Mark Augustus Pictet (29 pages)
• Meteorological Journal Kept at the Apartments of the Royal Society, By Order of the President and Council
  Anonymous (27 pages)
• On the Rate of Travelling, as Performed by Camels; And Its Application, as a Scale, to the Purposes of Geography. By James Rennell, Esq. F. R. S.
  James Rennell (20 pages)
• On Infinite Series. By Edward Waring, M. D. F. R. S. Lucasian Professor of Mathematics in the University of Cambridge
  Edward Waring (28 pages)
• Errata
  Anonymous (2 pages)
• An Account of Some Appearances Attending the Conversion of Cast into Malleable Iron. In a Letter from Thomas Beddoes, M. D. to Sir Joseph Banks, Bart. P. R. S.
  Thomas Beddoes (10 pages)
• On the Decomposition of Fixed Air. By Smithson Tennant, Esq. F. R. S.
  Smithson Tennant (4 pages)
• A Meteorological Journal, Principally Relating to Atmospheric Electricity; Kept at Knightsbridge, from the 9th of May, 1789, to the 8th of May, 1790. By Mr. John Read; Communicated by R. H. A. Bennet, Esq. F. R. S.
  R. H. A. Bennet, John Read (30 pages)
• Farther Experiments Relating to the Decomposition of Dephlogisticated and Inflammable Air. By Joseph Priestley, LL.D. F. R. S.
  Joseph Priestley (11 pages)
• Experiments on Human Calculi. In a Letter from Mr. Timothy Lane, F. R. S. to William Pitcairn, M. D. F. R. S.
  Timothy Lane (6 pages)
• Chermes Lacca. By William Roxburgh, M. D. of Samulcotta. Communicated by Patrick Russell, M. D. F. R. S.
  Patrick Russell, William Roxburgh (9 pages)
• The Longitudes of Dunkirk and Paris from Greenwich, Deduced from the Triangular Measurement in 1787, 1788, Supposing the Earth to be an Ellipsoid. By Mr. Isaac Dalby; Communicated by Charles Blagden, M. D. Sec. R. S.
  Isaac Dalby, Charles Blagden (14 pages)
• On the Method of Determining, from the Real Probabilities of Life, the Values of Contingent Reversions in Which Three Lives are Involved in the Survivorship. By Mr. William Morgan, F. R. S.
  William Morgan (33 pages)
• Abstract of a Register of the Barometer, Thermometer, and Rain, at Lyndon in Rutland; By Thomas Barker, Esq.; With the Rain in Surrey and Hampshire; For the Year 1790. Communicated by Thomas White, Esq. F.R.S.
  Thomas White, Thomas Barker (6 pages)
• Description of a Simple Micrometer for Measuring Small Angles with the Telescope. By Mr. Tiberius Cavallo, F. R. S.
  Tiberius Cavallo (14 pages)
• A New Method of Investigating the Sums of Infinite Series. By the Rev. Samuel Vince, A. M. F. R. S.
  Samuel Vince (23 pages)
• Experiments and Observations to Investigate the Composition of James's Powder. By George Pearson, M. D. F. R. S.; Communicated by Sir Joseph Banks, Bart. P. R. S.
  Joseph Banks, George Pearson (52 pages)
• An Account of Some Chemical Experiments on Tabasheer. By James Louis Macie, Esq. F. R. S.
  James Louis Macie (22 pages)
• A Second Paper on Hygrometry. By J. A. De Luc, Esq. F. R. S.
  J. A. de Luc (36 pages)
• Errata
  Anonymous (2 pages)
• Back Matter
  Anonymous (17 pages)