Iron: An Illustrated Weekly Journal for Iron and Steel Manufacturers, Metallurgists, Mine Proprietors, Engineers, Shipbuilders, Scientists, Capitalists ..., Volumen 1Perry Fairfax Nursey Knight and Lacey, 1825 |
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Página 16
... obtaining some new information connected with their particular pursuits . The very Cottager has his magazine . As yet , however , there is no periodical Publication , of which that numerous and important portion of the community , the ...
... obtaining some new information connected with their particular pursuits . The very Cottager has his magazine . As yet , however , there is no periodical Publication , of which that numerous and important portion of the community , the ...
Página 18
... obtained with less waste of small rubble than might be expected . The vessels employed for carrying off the large blocks of stone , are of by HAMVAZE Plymouth Dock 92 MillPrison tiaogop σαπιο Edgecumbe Фонов 18 MECHANIC'S MAGAZINE ,
... obtained with less waste of small rubble than might be expected . The vessels employed for carrying off the large blocks of stone , are of by HAMVAZE Plymouth Dock 92 MillPrison tiaogop σαπιο Edgecumbe Фонов 18 MECHANIC'S MAGAZINE ,
Página 21
... obtained from the Spitalfields Acts . We observe further from this evidence , that the weavers frequently work from 14 to 16 hours a day , and we know that this quantity of labour is exacted from the great mass of the working people of ...
... obtained from the Spitalfields Acts . We observe further from this evidence , that the weavers frequently work from 14 to 16 hours a day , and we know that this quantity of labour is exacted from the great mass of the working people of ...
Página 24
... obtained a patent for his invention , of which he gives the following description : The machine is exhibited in the above figure , and consists of two pullies Q and R ; one fixed and the other moveable . Each has six concentric grooves ...
... obtained a patent for his invention , of which he gives the following description : The machine is exhibited in the above figure , and consists of two pullies Q and R ; one fixed and the other moveable . Each has six concentric grooves ...
Página 26
... obtained much notice . He melted zircon , and ruby , converted several earths to metals , set fire to gold , and burnt platina like lead . Ever since the blow - pipe with these gases has been looked on as a neces- sary instrument for ...
... obtained much notice . He melted zircon , and ruby , converted several earths to metals , set fire to gold , and burnt platina like lead . Ever since the blow - pipe with these gases has been looked on as a neces- sary instrument for ...
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Términos y frases comunes
advantages appear applause arts ascer body cause chanics charcoal Combination Act communication construction correspondent cylinder diameter discovery drachms Editors effect employed engine equal feet fixed fluid force GENTLEMEN give Glasgow glass heat improvement inches Institution invention iron JIBB journeymen KNIGHT and LACEY labour laws London Mechanics Macclesfield machine manner manufacture masters means mecha Mechanic's Magazine meeting ment method mind mode motion move multiplied neral never object observations obtained OLINTHUS GREGORY passed patent perpetual motion persons philosopher piece pipe piston pounds present principle produce proposed pulley pump purpose quantity quired racter raised ratus readers received remarks Rotherhithe Saturday screw ships silk society specific gravity Spitalfields steam steam-engine stone suppose tain thing tical tion trade tube valve velocity vessel wages weavers weight wheel whole workmen
Pasajes populares
Página 218 - And knew not until the flood came, and took them all away; so shall also the coming of the Son of man be. Then shall two be in the field; the one shall be taken, and the other left.
Página 302 - I went by the field of the slothful, and by the vineyard of the man void of understanding ; and, lo, it was all grown over with thorns, and nettles had covered the face thereof, and the stone wall thereof was broken down.
Página 145 - The virtue of Prosperity is temperance, the virtue of Adversity is fortitude; which in morals is the more heroical virtue. Prosperity is the blessing of the Old Testament; Adversity is the blessing of the New; which carrieth the greater benediction, and the clearer revelation of God's favour.
Página 122 - ... companions, observed that, by tying a string from the handle of the valve which opened this communication to another part of the machine, the valve would open and shut without his assistance, and leave him at liberty to divert himself with his play-fellows. One of the greatest improvements that has been made upon this machine, since it was first invented, was in this manner the discovery of a boy who wanted to save his own labour.
Página 244 - evidence of things not seen," in the fulness of Divine grace ; and was profound on this, the greatest concern of human life, while unable even to comprehend how the " inclination of the earth's axis to the plane of its orbit" could be the cause of the change of the seasons.
Página 145 - Youth is not rich in time, it may be poor ; Part with it as with money, sparing ; pay No moment, but in purchase of its worth ; And what its worth, ask death-beds ; they can tell.
Página 389 - I might almost say unlimited. A generous nation is grateful even for the preservation of its rights, and willingly extends the respect due to the office of a good prince into an affection for his person. Loyalty, in the heart and understanding of an Englishman, is a rational attachment to the guardian of the laws.
Página 122 - A great part of the machines made use of in those manufactures in which labour is most subdivided, were originally the inventions of common workmen, who, being each of them employed in some very simple operation, naturally turned their thoughts towards finding out easier and readier methods of performing it.