Glasgow Mechanics' Magazine, and Annals of Philosophy, Volume 3W.R. M'Phun., 1825 - Industrial arts |
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Page 3
... produce a strong pressure upon the types . If we suppose the long arms of the levers , b , b , to be to the short as five to one , that i is fixed in the middle of k , m , and that a weight of 100 lbs . is applied at m , A will be ...
... produce a strong pressure upon the types . If we suppose the long arms of the levers , b , b , to be to the short as five to one , that i is fixed in the middle of k , m , and that a weight of 100 lbs . is applied at m , A will be ...
Page 21
... produces neither shock nor decomposition . As in a certain position , the uniting wire situated east and west , a mag- netic needle suspended below and near the wire is reversed , the north pole pointing directly to the south , its ...
... produces neither shock nor decomposition . As in a certain position , the uniting wire situated east and west , a mag- netic needle suspended below and near the wire is reversed , the north pole pointing directly to the south , its ...
Page 26
... produced in Eng- land equal to those of any other country . In France but little was done in lithography till 1815 , when ... produce heavy fleeces of long wool , highly prized in the manufacture of stuffs , and some kind of baizes . The ...
... produced in Eng- land equal to those of any other country . In France but little was done in lithography till 1815 , when ... produce heavy fleeces of long wool , highly prized in the manufacture of stuffs , and some kind of baizes . The ...
Page 27
... produce some of those that were marked . I now ceased to make an annual search ; but , at the expiration of seven years , a cat was seen to bring a bird into the farmer's kitchen , and this also proved to be one of those marked for the ...
... produce some of those that were marked . I now ceased to make an annual search ; but , at the expiration of seven years , a cat was seen to bring a bird into the farmer's kitchen , and this also proved to be one of those marked for the ...
Page 28
... produced by placing windows of red glass before the lamps . Red is the only colour that can be given to the light in this way . When stained glass of other colours is , placed before the lamp , it is not found to produce a change in the ...
... produced by placing windows of red glass before the lamps . Red is the only colour that can be given to the light in this way . When stained glass of other colours is , placed before the lamp , it is not found to produce a change in the ...
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acid advantage alkali apparatus appear ball bells bleaching blowpipe body boiling bottom brass carbonic acid cast iron centre Civil Engineers classes coal coal gas colour common contain cotton crank cylinder G degree Descartes diameter distance drawing earth Edinburgh effect employed equal experiments feet fixed flax GENTLEMEN give GLASGOW MECHANICS glass half hard water heat improvement inches Institution invention iron JAMES RENNIE labour lake of Lucerne lectures lever linen machine Magazine manufacture means ment metal method mode motion move Natural Philosophy nature observed obtained piece pipe piston plate present pressure produce provement pump purpose quantity render retorts roller round side sluice Spinning steam engine stone surface tain thing threads tion Trongate tube vessel W. R. M'PHUN Weaving weight wheel wire gauze wood workmen
Popular passages
Page 39 - How charming is divine Philosophy! Not harsh and crabbed, as dull fools suppose, But musical as is Apollo's lute, And a perpetual feast of nectar'd sweets, Where no crude surfeit reigns.
Page 316 - But a just story of learning, containing the antiquities and originals of knowledges and their sects, their inventions, their traditions, their diverse administrations and managings, their flourishings, their oppositions, decays, depressions, oblivions, removes, with the causes and occasions of them, and all other events concerning learning, throughout the ages of the world, I may truly affirm to be wanting.
Page 311 - From these and all long errors of the way, In which our wandering predecessors went, And, like th' old Hebrews, many years did stray, In deserts but of small extent, Bacon, like Moses, led us forth at last : The barren wilderness he past ; Did on the very border stand Of the blest promis'd land ; And from the mountain's top of his exalted wit, Saw it himself, and shew'd us it.
Page 317 - comprehensive " understanding. This wide ranging intellect was illuminated by the brightest Fancy that ever contented itself with the office of only ministering to Reason ; and from this singular relation of the two grand faculties of man, it has resulted, that his philosophy, though illustrated still more than adorned by the utmost splendour of imagery, continues still subject to the undivided supremacy of Intellect. In the midst of all the prodigality of an imagination which, had it been independent,...
Page 343 - The end of our foundation is the knowledge of causes, and secret motions of things; and the enlarging of the bounds of human empire, to the effecting of all things possible.
Page 319 - It may be read from beginning to end in a few hours ; and yet after the twentieth perusal one seldom fails to remark in it something overlooked before. This, indeed, is a characteristic of all Bacon's writings, and is only to be accounted for by the inexhaustible aliment they furnish to our own thoughts and the sympathetic activity they impart to our torpid faculties.
Page 317 - It is easy to describe his transcendent merit in general terms of commendation ; for some of his great qualities lie on the surface of his writings. But that in which he most excelled all other men was in the range and compass of his intellectual view — the power of contemplating many and distant objects together, without indistinctness or confusion — which he himself has called the discursive or comprehensive understanding.
Page 256 - ... the concave taken out at the other end, which extendeth to about the middle of this erected tent, through which the visible radiations of all the objects without are intromitted, falling upon a paper, which is accommodated to receive them ; and so he traceth them with his pen in their natural appearance, turning his little tent round by degrees, till he hath designed the whole aspect of the field.
Page 22 - ... and put it under a sitting fowl. At the expiration of a certain number of days, they break the shell in water warmed by the sun. The young fry are presently hatched, and are kept in pure fresh water till they are large enough to be thrown into a pond with the old fish.
Page 131 - Bristol [1838?]. 8°. Cleland (J.) Historical account of the steam engine and its application in propelling vessels: with an account of the number and uses of the steam engines in Glasgow, and number of steam boats on the Clyde, in the years 1825 and 1829; population and statistical tables, births, marriages, and burials. Glasgow: E. Khull &> Son, 1820. I pl, 68 p., I 1. 8°.