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acid Albite alternating Analcime angle of position Anorthite apatite appear axis basaltic beds birds Captain carbon Cassowary chronometer colour considerable containing crystals Decl deposites Diff distance Ditto edges of combination Epidote experiments faces feet Felspar Foll formations forms geognostical glass gneiss granite greywacke Haüy heat Herschel hornblende Hundsberg hydrogen inches inclined island isosceles six-sided pyramid Journal Labradorite Lake Lapland limestone Magne magnetic mean metallic mica-slate Micmacs miles mineral Mohs mountains nature nearly observations paper parallel Paramatta pendulum Phil pitchstones plants Plate platina pole porphyries Prec prism produced Professor proportion quantity refraction remarkable rhombohedron riation Right Ascension river rocks sandstone scalene Sealed at Edinburgh shew shewn side situation species stars Struve substances surface syenite temperature terminal edges tion trachea trachytes tube zinc
Seite 184 - ... surface became elevated into a small cone above each of the wires ; waves flowed off in all directions from these cones ; and the only point of rest was apparently where they met in the centre of the mercury between the two wires. On holding the pole of a powerful...
Seite 276 - Thus intrenched and secure, 33 men may be made to carry on an excavation which is 630 feet superficial area, in regular order and uniform quantities, with as much facility and safety as if one drift only of 19 feet square was to be opened by one man. The drift carried under the Thames in 1809, which was about the size of these cells, and was excavated likewise by only one man, proceeded at the rate of from 4 to 10 feet per day. In the plan now proposed, it is not intended that the progress should...
Seite 379 - Leeds, aforesaid, for their invention of certain improvements in the construction of looms for weaving fabrics composed wholly, or in part, of woollen, worsted, cotton, linen, silk, or other materials, and in the machinery and implements for, and methods of, working the same.
Seite 202 - ... made from the corns of barley and oats, by which material when so prepared a superior mucilaginous beverage may be produced in a few minutes.
Seite 363 - Polar lights have no determinate connection with the earth. 4. He never heard any noise proceed from them. 5. Their common form, in Iceland, is the arched, and in a, direction from NE.
Seite 361 - The effect of the higher notes of the pianoforte upon the great lion in Exeter Change was only to excite his attention, which was very great. He remained silent and motionless. But no sooner were the flat notes sounded, than he sprang up, attempted to break loose, lashed his tail, and seemed so furious and enraged as to frighten the female spectators. This was attended with the .deepest yells, which ceased with the music. Sir E. Home has found this inequality of the fibres in neat-cattle, the horse,...
Seite 302 - Mansurowur, is nearly ESE The wind was so strong that we could with difficulty keep our feet, and it is said to blow with almost equal violence throughout the year. We saw some snow on our right a little below us, and beyond it a peak above 20,000 feet high, off which the snow was drifting in showers from the force of the wind.
Seite 16 - Gives its full fury to th' uplifted waves, Tortur'd, and torn, loud howling midst the fray. Oft, too, the whirlwind from the clouds around Fritters some fragments, and itself involves Deep in a cloudy pellicle, and close Mimics the prester, length'ning slow from heaven ; Till, earth attain'd, th' involving web abrupt Bursts, and the whirlwind vomits and the storm.
Seite 374 - Winchelsea, in east long. 85° 33", and north lat. 52°, experienced the effects of an earthquake. When the vessel was some hundred miles from land, and out of soundings, a tremulous motion was felt, as if it were passing over a coral rock, and this was accompanied with a loud rumbling noise, both of which continued for two or three minutes. This effect bears a close resemblance to that which is described in the following extract of a letter from on board the Recovery, of , in a voyage from Madeira...