The Mechanic's Magazine, Museum, Register, Journal and Gazette, Band 31

Robertson, 1839

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Seite 421 - As for the likeness of the living creatures, their appearance was like burning coals of fire, and like the appearance of lamps; it went up and down among the living creatures; and the fire was bright, and out of the fire went forth lightning. And the living creatures ran and returned as the appearance of a flash of lightning.
Seite 441 - 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 ribands, and impel loaded vessels against the fury of the winds and waves.
Seite 380 - Majesty is hereby authorised and empowered, if he shall think fit, to grant new letters patent for the said invention for a term not exceeding seven years after the expiration of the first term , any law , custom , or usage to the contrary...
Seite 381 - Majesty is hereby authorized and empowered, if He shall think fit, to grant new Letters Patent for the said Invention for a Term not exceeding Seven Years after the Expiration of the first Term...
Seite 432 - Smith, with reference to the selection of stone for building the new Houses of Parliament...
Seite 445 - The velocity of this wave in channels of uniform depth is independent of the breadth of the fluid, and equal to the velocity acquired by a heavy body falling freely by gravity through a height equal to half the depth of the fluid, reckoned from the top of the wave to the bottom of the channel.
Seite 146 - Blackfriars, for improvements in railroad and other carriages, in wheels for such carriages, and in roads and ways on which they are to travel.
Seite 255 - With reference to the second branch, viz. the secular and periodical variations, it is observed that — "The progressive and periodical being mixed up with the transitory changes, it is impossible to separate them so as to obtain a correct knowledge and analysis of the former, without taking express account of and eliminating the latter...
Seite 8 - ... between the elevations of temperature, and the diminutions of tenacity, constantly increase until we reach 932°, at which it is 2.97, and that from this point the ratio of diminution decreases to the limits of our range of trials, 1317°, where it is 2,14.
Seite 164 - It appears, therefore, that this discovery may be turned to some practical account. It may be taken advantage of in procuring casts from various metals, as above alluded to ; for instance, a copper die may be formed from a cast of a coin or medal, in silver, type metal, or lead, &c., which may be employed in striking impressions in soft metals.

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