Glasgow Mechanics' Magazine, and Annals of Philosophy, Volumen1W.R. M'Phun., 1824 |
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Página 7
... feet in width at the Cross , by withdrawing from the present front of the Trades ' Land - an improvement by which the opening at the Cross , already the admiration of strangers , will be rendered quite unique . Independently of ...
... feet in width at the Cross , by withdrawing from the present front of the Trades ' Land - an improvement by which the opening at the Cross , already the admiration of strangers , will be rendered quite unique . Independently of ...
Página 8
... feet ; whence the total length of the ap- paratus is one hundred feet . To each is attached a pair of pat- terns in lead , ( or plates , as they are called , ) the manner of forming which will be afterwards described . One of these ...
... feet ; whence the total length of the ap- paratus is one hundred feet . To each is attached a pair of pat- terns in lead , ( or plates , as they are called , ) the manner of forming which will be afterwards described . One of these ...
Página 12
... feet . " Had Copernicus gone upon the principle of rejecting every fact that was not new , he would never have revived the ancient notions of Pythagorus respecting the universe ; and we might , even at this day , notwithstanding the ...
... feet . " Had Copernicus gone upon the principle of rejecting every fact that was not new , he would never have revived the ancient notions of Pythagorus respecting the universe ; and we might , even at this day , notwithstanding the ...
Página 19
... feet lower than that of the river . The There is one inconveniency which is likely to occur , during winter , to those vessels that would take their births at the present quay , from the formation of such a dock . current of the river ...
... feet lower than that of the river . The There is one inconveniency which is likely to occur , during winter , to those vessels that would take their births at the present quay , from the formation of such a dock . current of the river ...
Página 20
... feet in diameter . All at once , however , the scene began to change ; and , while the Celestina was giving an idea of the music of the spheres , the Sun burst forth with his ever - moving rays , il- luminating the one - half of an ele ...
... feet in diameter . All at once , however , the scene began to change ; and , while the Celestina was giving an idea of the music of the spheres , the Sun burst forth with his ever - moving rays , il- luminating the one - half of an ele ...
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acid angle apparatus appear applied Archimedes barometer body calculated cause centre Charles Macintosh cloth coal gas colour construction Correspondent cylinder diameter discovery distance earth effect electric employed engine equal experiments feet fixed force George Rodger give GLASGOW MECHANICS glass heat Hence hole hour improvement inches inserted Institution invention iron LAWS OF KEPLER Lectures length lever light Loch Ness machine Magazine magnetic manner matrass means MECHANICAL PHILOSOPHY ment mercury metal minute mode moon motion nature needle observed oil gas opinion Paisley pass patent petrifaction philosophers piece pipe plate pole present pressure principle produced proportion pulley quantity query render rollers round screw side solution south pole specific gravity steam steam engine substance surface tained tion Trongate tube turned valve velocity vessel weight wheel whole wire Your's
Pasajes populares
Página 118 - I seen also under the sun, and it seemed great unto me: there was a little city, and few men within it; and there came a great king against it, and besieged it, and built great bulwarks against it: now there was found in it a poor wise man, and he by his wisdom delivered the city; yet no man remembered that same poor man.
Página 438 - We have said that Mr Watt was the great improver of the steam-engine ; but, in truth, as to all that is admirable in its structure, or vast in its utility, he should rather be described as its inventor. It was by his inventions...
Página 290 - Nicole, do hereby declare that the nature of my said Invention, and the manner in which the same...
Página 438 - It can engrave a seal, and crush masses of obdurate metal before it; draw out, without breaking, a thread as fine as gossamer, and lift a ship of war like a bauble in the air. It can embroider muslin and forge anchors, cut steel into ribbons, and impel loaded vessels against the fury of the winds and waves.
Página 256 - ... books, and I learned geometry. By reading I found that there were good books in these two sciences in Latin : I bought a Dictionary, and I learned Latin. I understood also that there were good books of the same kind in French : I bought a dictionary, and I learned French. And this, my lord, is what I have done : it seems to me that we may learn every thing when we know the twenty-four letters of the alphabet.
Página 438 - It has armed the feeble hand of man, in short, with a power to which no limits can be assigned; completed the dominion of mind over the most refractory qualities of matter ; and laid a sure foundation for all those future miracles of mechanic power which are to aid and reward the labours of after generations.
Página 71 - On the 15th of August, 1643, as I stood at my window, I was surprised with a most wonderful delectable vision. The sea that washes the Sicilian shore swelled up and became, for ten miles in length, like a chain of dark mountains ; while the waters near our Calabrian coast grew quite smooth, and in an instant appeared as one clear polished mirror, reclining against the ridge.
Página 162 - For were it not better for a man in a fair room to set up one great light, or branching candlestick of lights, than to go about with a small watch candle into every corner?
Página 71 - In a moment they lost half their height, and bent into arcades, like Roman aqueducts. A long cornice was next formed on the top, and above it rose castles innumerable, all perfectly alike. These soon split into towers, which were shortly after lost in colonnades, then windows, and at last ended in pines, cypresses, and other trees, even and similar. This was the Fata Morgana, which, for twenty-six years, I had thought a mere fable.
Página 362 - This mixture is to be melted to a frit, and is then to be ground to a fine powder, 3 parts of calcined borax being added previously to the grinding.