Volume 70 (1780)

Front Matter

Anonymous (16 pages)

Calculations to Determine at What Point in the Side of a Hill Its Attraction Will Be the Greatest, &c. By Charles Hutton, LL.D. and F. R. S. In a Letter to Nevil Maskelyne, D. D. F. R. S. and Astronomer Royal

Charles Hutton (15 pages)

An Account of Some New Experiments in Electricity, with the Description and Use of Two New Electrical Instruments. By Mr. Tiberius Cavallo, F. R. S. Communicated by the President

Tiberius Cavallo (17 pages)

A New Method of Assaying Copper Ores. By George Fordyce, M. D. F. R. S.

George Fordyce (13 pages)

An Account of an Eruption of Mount Vesuvius, Which Happened in August, 1779. In a Letter from Sir William Hamilton, K. B. F. R. S. to Joseph Banks, Esq. P. R. S.

William Hamilton (45 pages)

An Appendix to the Paper in the Philosophical Transactions for the Year 1778, Number XLII, Pages 902 et seq. Intitled, " A Method of Extending Cardan's Rule for Resolving One Case of the Cubick Equation x3-qx=r to the Other Case of the Same Equation, Which It is Not Naturally Fitted to Solve, and Which is Therefore Called the Irreducible Case." By Francis Maseres, Esq. F. R. S. Cursitor Baron of the Exchequer

Francis Maseres (16 pages)

An Account of a Method for the Safe Removal of Ships That Have Been Driven on Shore, and Damaged in Their Bottoms, to Places (However Distant) for Repairing Them. By Mr. William Barnard, Shipbuilder, Grove Street, Deptford; Communicated by Nevil Maskelyne, D. D. F. R. S. and Astronomer Royal

Nevil Maskelyne, William Barnard (18 pages)

Experimenta Quaedam Novum Acidum Animale Spectantia. Autore F. L. F. Crellio, M. D. et Prof. Chemiae, Helmstadiensi; Communicated by William Hunter, M. D. F. R. S.

William Hunter, F. L. F. Crellio (20 pages)

Account of a Woman Who Had the Small Pox during Pregnancy, and Who Seemed to Have Communicated the Same Disease to the Foetus. By John Hunter, Esq. F. R. S.

John Hunter (16 pages)

Ett kort utdrag af en Journal, hallen pa en resa til och uti Keisaredoment Japan, gjord af Doctor Thunberg aren 1775 och 1776, skrifvit til Herr Joseph Banks, Praeses uti Royal Society, i London [With a Translation to English Following]

Carl Peter Thunberg (23 pages)

Account of an Extraordinary Appearance in a Mist. By Mr. William Cockin; Communicated by Joseph Banks, Esq. P. R. S.

William Cockin, Joseph Banks (8 pages)

Memoria sopra il Veleno Americano detto Ticunas. By the Abbe Fontana, Director of the Cabinet of Natural History Belonging to His Royal Highness the Grand Duke of Tuscany; Communicated by John Paradise, Esq. F. R. S. [With a Translation to English Following]

Abbe Fontana (96 pages)

A Conjecture concerning the Method by Which Cardan's Rules for Resolving the Cubic Equation x3+qx=r in All Cases (or in All Magnitudes of the Known Quantities q and r) and the Cubic Equation x3-qx=r in the First Case of It (or When r is Greater Than 2q√ q/3√ 3, or rr/4 is Greater Than q3/27) Were Probably Discovered by Scipio Ferreus, of Bononia, or Whoever Else Was the First Inventor of Them. By Francis Maseres, Esq. F. R. S. Cursitor Baron of the Exchequer

Francis Maseres, Scipio Ferreus (19 pages)

A New Method of Treating the Fistula Lachrymalis. By Mr. William Blizard, Surgeon, F. A. S.; Communicated by Mr. Joseph Warner, Surgeon, F. R. S.

William Blizard, Joseph Warner (9 pages)

A Continuation of a Meteorological Diary, Kept at Fort St. George, on the Coast of Coromandel. By Mr. William Roxburgh, Assistant-Surgeon to the Hospital at the Said Fort; Communicated by Joseph Banks, Esq. P. R. S.

Joseph Banks, William Roxburgh (27 pages)

A Journal of the Weather at Montreal. By Mr. Barr, Purveyor to His Majesty's Hospitals in Canada; Communicated by Dr. Saunders

Mr. Barr, Dr. Saunders (7 pages)

Meteorological Journal Kept at the House of The Royal Society, By Order of the President and Council

Anonymous (29 pages)

Theorems for Computing Logarithms. By the Rev. John Hellins; Communicated by the Rev. Nevil Maskelyne, D. D. F. R. S. and Astronomer Royal

John Hellins, Nevil Maskelyne (12 pages)

Connoissances Essentielles Pour Juger de Quelque Espece Nouvelle de Moulin a Cannes Qu'on Puisse Proposer. Par Monsieur Cazaud, Membre de la Societe Royale

Monsieur Cazaud (6 pages)

Account of an Ossification of the Thoracic Duct By Richard Browne Cheston, Surgeon to the Infirmary at Gloucester; Communicated by Mr. Henry Watson, Surgeon to the Westminster Hospital

Henry Watson, Richard Browne Cheston (14 pages)

An Account of the Effect of Electricity in Shortening Wires. By Mr. Edward Nairne, F. R. S.

Edward Nairne (5 pages)

Astronomical Observations on the Periodical Star in Collo Ceti. By Mr. William Herschel, of Bath; Communicated by Dr. Watson, Jun. of Bath, F. R. S.

William Herschel, Dr. Watson

An Account of a New and Cheap Method of Preparing Pot-Ash, with Observations. By Thomas Percival, M. D. F. R. and A. S. Member of the Royal Society of Physicians at Paris, &c.

Thomas Percival (11 pages)

On the Degree of Salubrity of the Common Air at Sea, Compared with That of the Sea-Shore, and That of Places Far Removed from the Sea. In a Letter from John Ingen Housz, M. D. F. R. S. to Sir John Pringle, Bart. F. R. S. Dated Paris, Jan. 22, 1780

John Ingen Housz (25 pages)

The Principal Properties of the Engine for Turning Ovals in Wood or Metal, and of the Instrument for Drawing Ovals upon Paper, Demonstrated. By the Rev. Mr. Ludlam, Vicar of Norton, Near Leicester; Communicated by the Astronomer Royal

Mr. Ludlam (13 pages)

Of Cubic Equations and Infinite Series. By Charles Hutton, LL.D. F. R. S.

Charles Hutton (65 pages)

An Account of a Most Extraordinary Degree of Cold at Glasgow in January last; Together with Some New Experiments and Observations on the Comparative Temperature of Hoar-Frost and the Air Near to It, Made at the Macfarlane Observatory Belonging to the College. In a Letter from Patrick Wilson, M. A. to the Rev. Nevil Maskelyne, D. D. F. R. S. and Astronomer Royal

Patrick Wilson (24 pages)

Abstract of a Register of the Barometer, Thermometer, and Rain, at Lyndon, in Rutland, 1779. By Thomas Barker, Esquire. Communicated by Thomas White, Esquire, F. R. S.

Thomas White, Thomas Barker (5 pages)

Journal of the Weather at Senegambia, during the Prevalence of a Very Fatal Putrid Disorder, with Remarks on That Country. By J. P. Schotte, M. D.; Communicated by Joseph Banks, Esq. P. R. S.

Joseph Banks, J. P. Schotte (30 pages)

Astronomical Observations Relating to the Mountains of the Moon. By Mr. Herschel of Bath. Communicated by Dr. Watson, Jun. of Bath, F. R. S.

Mr. Herschel, Dr. Watson (23 pages)

Account of an Extraordinary Pheasant. By Mr. John Hunter, F. R. S.

John Hunter (10 pages)

A Letter to Joseph Banks, Esq. President of the Royal Society, &c. from Daniel-Peter Layard, M. D. Fellow of the Royal Societies of London, Antiquaries, and Gottingen, &c. Relative to the Distemper among the Borned Cattle

Daniel-Peter Layard (11 pages)

An Investigation of the Principles of Progressive and Rotatory Motion. By the Rev. S. Vince, A. M. of Sidney College, Cambridge. Communicated by George Atwood, A. M. F. R. S.

S. Vince, George Atwood (35 pages)

Continuation of the Case of James Jones. By Richard Browne Cheston, Surgeon to the Gloucester Insirmary. Communicated in a Letter to Mr. Henry Watson, Surgeon to the Westminister Hospital. (See p. 323)

Richard Browne Cheston (10 pages)

Thermometrical Experiments And Observations. By Tiberius Cavallo, F. R. S. Who Was Nominated by the President and Council to Prosecute Discoveries in Natural History, Pursuant to the Will of the Late Henry Baker, Esq. F. R. S.

Tiberius Cavallo (16 pages)

Errata

Anonymous (2 pages)

Back Matter

Anonymous (17 pages)

Front Matter

Anonymous

Supplement: A General Index to the Philosophical Transactions, from the First to the End of the Seventieth Volume

Anonymous (805 pages)

Articles