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Observations towards composing a By Dr. Desaguliers Page 288
natural history of mines and me. Concerning a violent hurricane in
tals. By Dr. Nicholls 259 Huntingdonshire, Sept. 8. 1741.
sometimes appear and disappear; The effects of cold at Prince of
Lewis de Maupertuis 272 in Hudson's Bay, North Ame-
Joseph Atwell, F.R.S. 273 Concerning a man who lived '18
ib. of the seeds of plants, e. g. of the
On the cause of the general trade upright mallow. By Joseph Hob-
winds. By George Hadley, Esq. son of Macclesfield
279 On the method of fluxions. By
Account of the experiments made Colin Maclaurin
June 1. 1734, before several mem- Some further account of polypi, in
bers of the Royal Society, and a letter from the Duke of Rich.
others, on a man who suffered mond, F.R.S., to M. Folkes,
himself to be bitten by a viper, or Esq. Pr. R.S.
common adder; and on other May 24. (June 4.) 1743. - 299
animals likewise bitten by the The natural history of the rhino-
same and other vipers. By Croin- ceros. By Dr. Parsons 300
well Mortimer, M. D. Secr. R.S. An essay on the causes of the dif.
281 ferent colours of people in dif-
An attempt to explain the phenome- ferent climates. By John Mitchell,
non of the horizontal moon ap-
Observations on several species of Of the Giants' Causeway in Ireland.
fresh-water polypi. By M. Abra- By the Rev. Richard Pococke,
Mr. William Arderon 318 Letter, dated May 2. 1750, from
A Letter from Mr. G. Stovin, con- Letters of the Abbé Mazeas, F.R.S.
cerning the body of a woman, and on the success of the late experi-
morass in the isle of Axholm 326 analogy of thunder and electri-
On the case of Margaret Cutting, city
who spoke distinctly, though she Letter from Benj. Franklin, Esq.
had lost the apex and body of concerning an electrical kite.
her tongue. By James Parsons, Dated Philadel. Oct. 1.1752 357
327 Of the great alterations which the
An account of the experiments made islands of Scilly have undergone
to discover whether the electrical since the time of the ancients.'
power, when the conductors of it By the Rev. Mr. William Bor-
were not supported by electrics lase
per se, would be sensible at great Account of the death of Mr. George
of electricity and sound. By member of the Imperial Academy
. William Watson, F.R.S. 329 of Sciences at Petersburgh 360
Herculaneum Page 362 Of artificial cold produced at Pe-
The wonderful configurations of the Rev. W. Borlase, M. A.
An account of what happened at Thos. Heberden, M.D. F. R. S.
Mr. John Robertson, F.R.S. 379 Three. papers containing experi.
Mendes da Costa, F.R.S. 381 Observations on animals commonly
On the heat of the weather in Geor. Two letters from the Hon. Wm.
Remarks on the several accounts of of the last eruption of Mount
the fiery meteor, (which appeared Vesuvius, Dated Naples, June
on Sunday, the 26th of Nov. 10. 1766, and Feb. 3. 1767 417.
1758,) and on other such bodies. Formation of islands. By Alex.
By John Pringle, M.D. F. R. S. Dalrymple, Esq.
385 On the eruption of Mount Vesu.
The regular diurnal variation of the suvius, in 1767. By the Hon.
horizontal magnetic needle. By Wm. Hamilton. Dated Naples,
John Canton, M. A. F.R.S. 387 Dec. 29. 1767
Conjectures concerning the cause, Observations on the bones found
and observations on the pheno- near the river Ohio, in America,
mena, of earthquakes; particu- By Wm. Hunter, M.D. F.R.S.
larly of that great earthquake of
Nov, d. 1755, which proved so Of several phenomena observed
during the ingress of Venus into Maskelyne,' B.D. F.R.S. and
Rev. W.Hirst, F.R.S. Page 425 Account of a woman in the shire of
Observations on the aphides of Lin. An account of a remarkable imper.
By Dr. William Rich- perfection of sight. In a letter
Astronomical observations made, by An account of the calculations made
Green and Lieut. Jas. Cook 436 earth. By Chas. Hutton, Esq.
Letter from the Sieur Seignette,
gular African wind. Dy Dr.
pedo. By John Hunter 447 Of a thermometer for measuring
Observations on the solar spots. By the highest degrees of heat. By
Alexander Wilson, M.D.
450 Josiah Wedgwood
Experiments and observations on On the proper motion of the sun
the gymnotus electricus, or elec- and solar system among the stars.
By Hugh William- By William Herschel 481
son. M. D. of Philadelphia 453 Account of some late fiery meteors.
Observations made on the mountain
By Dr. Herschel
Schehallien, for finding its at.
New experiments on heat. By Col.
By the Rev. Nevil Sir B. Thompson, Knt.
By Wm. Herschel, LL.D. 486 On the nature of the diamond. By
under similar circumstances. By An enquiry concerning the source
Sir Benj. Thompson, Knt. 487 of the heat which is excited by
with a few introductory remarks The Croonian Lecture. Being es.
By Wm. Herschel 494 structure of nerves. By Everard
On the ring of Saturn. By Wm. a view of investigating the nature
in the principality of Bayreuth, at different times are said to have
Herschel, LL.D. F.R.S. 535 Account of some cases of the pra
An account of the late cruption of duction of colours not hitherto de-
Mount Vesuvius. By Sir Wm.
scribed. By Dr. Young 576