Philosophical transactions, Vol. L. Part II. For the year 1758. Giving some account of the present undertakings, studies, and labours, of the ingenious, in many considerable parts of the world.

Variable spelling and hyphenation have been retained. Minor punctuation inconsistencies have been silently repaired. The Errata of the original edition have been corrected. Othe...

That the comet was in its perihelion the 21st of October, at two of the clock in the afternoon: the place of the perihelion 3 degrees in Leo. The comet’s distance in the perihel...

At Huel-rith mine, near Godolphin, the noise was seemingly underneath. I felt (says the director of the mine) the earth move under me with a prodigious swift, and apparently hor...

In these miserable circumstances the poor boy continued to languish, till he was about eleven years of age (July 1757), when he accidentally found a mixture of white lead[18] an...

Since it is plain, that notwithstanding neither well-digested _pus_ was made use of, nor incisions made in the properest places, and it may be supposed few medicines were given;...

After having made incisions in that part of the _colon_ next to the _rectum_, I found the _peritonæum_, or external membrane which invests the intestines, and the _viscera_ of t...

The method exhibited by the Rev. Mr. Murdoch, in his paper, read before the Royal Society on the 9th of February last, shews the situation of places, and seems better calculated...

Mr. William Woodhams, a gentleman farmer, of a corpulent habit of body, in the 46th year of his age, now living in the parish of Udimore, within three miles of Rye in Sussex, wa...

As the salt was found to have undergone no change in the small guts, it appears, that it is not prevented from entering the lacteals by its being decomposed or precipitated, as...

The persons, from whose own mouths he can authenticate the fact, are James Martin, Adam Killick, Mrs. Jewell, and Mr. Chapman: and he has no less doubt as to Mr. Orgles and Mrs....

When it rises to about a foot high, more or less, it throws out at the sides other leaves formed of a continuation of the longitudinal fibres; and these second leaves are of the...

XC. _A Catalogue of the_ Fifty Plants _from_ Chelsea Garden, _presented to the_ Royal Society _by the worshipful Company of Apothecaries, for the Year 1757, pursuant to the Dire...

The Norwegians appropriate one of these _usnea_ to a singular use. Pontoppidan tells us[78], “they have a certain kind of yellow moss hanging on the branches of trees of the fir...

Few, perhaps, of the antiquated simples were in more repute, in their day, than this plant. It was celebrated for ages, on account of its supposed prevalence in pulmonary compla...

VIcessimo[134] primo Julii in vestiario Dñus custos et octo Seniores dispensarunt cum _Decreto de concione et appictantia habendis, die Dominico post festum Sᵗⁱ Petri ad vincula...

The gates and walls of the Chinese city are not all equal in beauty to those in the city _King tching_. The streets are neither so broad, nor so well kept in repair. More than a...

I Have received the inclosed paper from Mr. Dollond, which he desires may be laid before the Royal Society. It contains the theory of correcting the errors arising from the diff...

IN October 1755. I communicated to you, and you inserted in the last volume of your _Journal Britannique_, the case of Susannah Earle, of Hemmingford-Grey in this County, who, i...

But, if _A_ be assumed to express the co-sine of an arch (_Q_), _m_ times as great as that (360° ⁄ _n_) whose co-sine is here denoted by α; then will _A_ - √(_AA_ - 1) = [156](α...

On that side of the body opposite to the eyes, and which therefore may be termed the belly-part, there appears a transverse slit or opening in the skin, not in a strait line, bu...

I have another brass Phœnician medal of Sidon[186], not a little resembling those above-mentioned, both in workmanship and size, presenting to our view on one side the head of J...

Exhibeat jam sphærois prædicta planetam quemvis figurâ hac donatum, et corpus S satellitem circa planetam tanquàm primarium gyrantem. Quantitas materiæ globo sphæroidis interior...

Exhibeat sphærois oblonga ADC_d_ (_Fig._ 7.) terram fluidam, cujus centrum T, AC axis transversus jungens centra terræ et solis vel lunæ, D_d_ axis minor, EO diameter æquatoris,...

The experiments, that I made, were on the common English Barnacle, which is very frequently met with, at this time of the year, on oysters and other shell-fish. The microscope,...

I have no specimen from Ceylon; but have carefully examined the specimens kept in the British Museum, with the assistance of Dr. Maty and Mr. Empson, and compared them with the...

_Tables_ of the variation of the magnetic needle, a sett, which exhibit the result of upwards of fifty thousand observations, adapted to every five degrees of lat. and long. in...

[18] It is not improbable, that a considerable portion of whiting might be used instead of pure white lead, which is frequently done: and this supposition is favoured by the mix...

For the better understanding of this note, it will be proper to observe, that the stranger therein mentioned was M. Brucker, Professor of History in the University of Basil; wit...