Philosophical Magazine

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Taylor & Francis, 1799

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Tartalomjegyzék

Letters from fome of the Men of Science engaged in the French
84
Second Communication from Dr THORNTON i byſician
90
Account of a remarkable Fiery Eruption from the Earth
113
An Account of Toaldos Syſtem reſpecting the Probability of
120
On the preſent State of Surgery in Turkey By W Eson
127
Obfervations on the Winter Slep of Animals and Plants
156
On the ſo called Sea Froth and other Subſtances of wbich
165
Deſcription of an Apparatus propoſed to be ant lied to M KLIN
171
Allort View of the Mitchiilian Theory of Fever and of Con
177
Diferi tion of a Machine for drawing Bolts in and out
189
A remarkable Caſe of internal Pain in the Heel and an inci
213
Obſervations on Living Animals found incloſed in Stones
225
Obſervations on Snow and Rain tbeir Influence on Vegeta
233
Albert Account of Souffriere in the Iſland of St Lucia
256
Objervations on the Britiſh Trade with Turkey By W Eron
262
Obfervations on Naples Yellow and the different Methods
278
F BLUMENBACH
284
Compariſon between the Human Race ar d that of Swine
291
Defcri tion of an Im roved Machine for Cutting Chaff
299
Remarkable Inſtance of a Turkey Cock batcbing Eggs
309
Report on the Travels of C OLIVIER and C BRU
337
Froceſs of making Attàr or Eſential Oil of Roſes
347
Difcription of the Lacha or Lac Infeet By Mr W Rox
367
On a New Kind of Sympathetic Ink By M MEYER
375
Hiſtory of Ajtronomy for the Year 1798 Read in the College
381
Obſervations and Experiments in regard to the Figures form
389
Communication from Mr CRUICKSHANK Chemiſt to
396
Report made to the French National Inſtitute by C GUYTON
400
Extract of a Report made by C Pictet of Geneva to
408
A new eaſy and cheap Method of impregnating Water with
416
42
513
Method of preparing ibe Dutch Turnfol Blue 17
17
Hiſtory of Aſtronomy for the Year 1798 Read in the College
23
Progreſs of Dr Mirchills Mind in inveſtigating
35
On the Uſe of Calcareous Stones in the Manufacturing
43
Account of Bugs found in hollow Trees with Obſervations
57
Account of a Voyage to Spitſberger in the Dear 1780
139
An Altempt to arrange the Cryfials of Oxidated Tin Ore
152
Experiments reſpecting the Efficis of Quickjilver on Vegetalle
161
On the Method of manufacturing Acelat of Copper Cryſtals
171
Agenda cr a Collection of Obfervations and Reſearcbes
188
On the Cure of Perſons bitten by Snakes in India By John
191
Obfervations on Native Iron found in Strawberries 198
198
Geographical Deſcription of the Ijles of France and Bourbon
204
Obſervations on the Property aſcribed to Oil of calming
225
Communication from Dr Mitchell of NewYork fbew
233
An Account of Mr Browns Travels ibrough Egypt
239
Means propoſed for fiving the Crews of Veſſels Shipwrecked
247
Deſcription of an A Dayfurnace with an Apparatus for mea
255
Obſervations on the different Inducements to the Eating
265
Obfervations on the Tones produced by an Organpipe in dif
275
Letter from E PEROLLE of the Academy of Turin formerly
283
On a Submarine Foreſt on the Eaſt Coaſt of England
287
MENBACH 297
297
Deſcription of HUMBOLTs New Portable Barometer 304
304
A Statement of the Progreſs in the Vaccine Inoculation
312
Query reſpecting the natural Boundaries between Europe
327
Afia 327
327
On the gradual Changes in Temperature and Soil which take
337
Obſervations on the Vibration Nodes of Mufical Strings
347
Account of a large Tree in India By Col IRONSIDE 359
359
Singular Cure of a young IVoman effected by expelling from
366
On the Effects of Oil in Cafes of the Bite of Serpents
373
MUSHET of the Clyde Iron Works Communicated
381
the Author 380 On the Comparative Height of the Mountains of the Earth
393
Deſcription and Uſe of a new Portable Inſtrument for afcer
395
Obſervations on the fingular Sagacity of the Rock or Ice
402
On the Diſappearance of Swallows in Autumn in a Letter
414
Obſervations on Pumice Stone and the Places where found
423
Eighth Communication from Dr Thornton Phyſician
429
On the Aſaying of Iron Oris and lionStones by Fuſion
455

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301. oldal - A quantity of frefli rofes (for example, forty pounds,) are put in a ftill with fixty pounds of •water, the rofes being left as they are with their calyxes, but with the ftems cut clofe. The mafs is then well mixed together with the hands, and a gentle fire is made under the ftill. When the water begins to grow hot, and fumes to rife, the cap of the ftill is put on, and the pipe fixed : the chinks are then well luted with pafte, and cold water put on the refrigeratory at the top.
179. oldal - It would have been impossible for any of these trees and shrubs to vegetate so near the sea, and below the common level of its water : the waves would cover such tracts of land, and hinder any vegetation. We cannot conceive that the surface of the ocean has ever been lower than it now is ; on the contrary, we are led by...
258. oldal - Pen-knife sharpen'd as keen as a Razor, I cut a piece of it off, and thereby left the surface of it exceeding smooth, then examining it very diligently with a Microscope, me thought I could perceive it to appear a little porous ; but I could not so plainly distinguish them, as to be sure that they were pores, much...
85. oldal - There is nothing in gypfum injurious, if it be free from lime ; it will foon become very dry and light, and the limb may be bathed with fpirits, which will penetrate through the covering. Spirits may be ufed inftead of water, or mixed with it (or vinegar) at the firft making of the plafter.
85. oldal - Virgil calls this fourth day a very sure prophet. If on that day the horns of the moon are clear and well defined, good weather may be expected ; but if they are dull, and not clearly marked on the edges, it is a sign that bad weather will ensue. When the weather remains unchanged on the fourth, fifth, and...
218. oldal - A want, or too great a quantity of dew, being a mark of a strong evaporation, announces rain ; the case is the same with thick, white, hoar frost, which is only dew congealed. J2. The winds which begin to blow in the day time, are much stronger, afld eiv...
130. oldal - This bird, after it was caught, was shut up in a large hen-coop ; and the next morning M. Cronstedt found a young partridge lying dead before the door of the coop.
324. oldal - Fifthly, that the dissolution of sulphureous bodies is made by a substance inherent, and mixt with the Air, that is like, if not the very same, with that which is fixt in Salt-peter, which by multitudes of Experiments that may be made with Saltpeter, will, I think, most evidently be demonstrated.
324. oldal - ... till it be precipitated. Seventhly, That as there is one part that is dissoluble by the Air, so are there other parts with which the parts of the Air mixing and uniting, do make a Coagulum, or precipitation, as one may call it, which causes it to be separated from the Air, but this precipitate is...
323. oldal - Thirdly, that this action of dissolution, produces or generates a very great heat, and that which we call Fire...

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