Iron: An Illustrated Weekly Journal for Iron and Steel Manufacturers, Metallurgists, Mine Proprietors, Engineers, Shipbuilders, Scientists, Capitalists ..., Τόμος 3

Perry Fairfax Nursey
Knight and Lacey, 1825

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Σελίδα 209 - Dim as the borrow'd beams of moon and stars To lonely, weary, wandering travellers, Is reason to the soul: and as on high, Those rolling fires discover but the sky, Not light us here; so reason's glimmering ray Was lent, not to assure our doubtful way, But guide us upward to a better day.
Σελίδα 24 - I have seen the water run like a constant fountain stream forty feet high ; one vessel of water rarefied by fire driveth up forty of cold water. And a man that tends the work is but to turn two cocks, that one vessel of water being consumed, another begins to force and re-fill with cold water, and so successively, the fire being tended and kept constant, which the self-same person may likewise abundantly perform in the interim between the necessity of turning the said cocks.
Σελίδα 176 - Middlesex, merchant, in consequence of a communication made to him by a certain foreigner residing abroad...
Σελίδα 112 - Dictionary of the Apparatus and Instruments employed in the various Operations of Philosophical and Experimental Chemistry, is about to be published by a Practical Chemist.
Σελίδα 372 - ... of the said standard yard; and that one-third part of the said standard yard shall be a foot, and the twelfth part of such foot shall be an inch...
Σελίδα 147 - hammer. This money was necessarily imperfect, from the difficulty of placing the two dies exactly over each other when the blank piece was between them, as well as from the improbability of a man being able to strike a blow with such force as to make all parts of the impression equally perfect. The mill, or press, was...
Σελίδα 37 - An exact and true Definition of the most stupendous Water-commanding Engine, invented by the Right HoChap. 6.] Old Patentees caricatured. 439 nourable, (and deservedly to be praised and admired), Edward Somerset, Lord Marquis of Worcester, and by his lordship himself presented to his most excellent Majesty Charles the Second, our most gracious Sovereign.
Σελίδα 188 - Now have we founded our edifice for the diffusion and advancement of human knowledge. Now have we begun to erect a temple, wherein man shall extend his acquaintance with the universe of mind, and shall acquire the means of enlarging his dominion over the universe of matter. In this spot, hereafter, the charms of literature shall be displayed, and the powers of science shall be unfolded to the most humble inquirers ; for to ' the feast of reason' which will be here prepared, the invitation shall be...
Σελίδα 438 - ... times as much at 20 miles an hour. It is evident, also, that an addition of power, too trifling to add any thing material to the weight of the vehicle, would raise the terminal or uniform velocity from 4 miles an hour to 20 ; and that, speaking practically, it would cost no more to command a velocity of 20 miles an hour on a railway Hum a velocity of one.
Σελίδα 43 - But it is probable that different animals exert their strength most advantageously in different directions, and therefore practice alone can determine what precise inclination of this line is best adapted to horses, and what to oxen. These considerations are, however, only applicable to cattle drawing immediately at the carriage ; and the convenience of this draft as connected with the insertion of the line of traction, which continued ought to pass through the axis of the wheels, introduces another...

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