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action advantage allow apparatus appears applied boiler called carried cause coal common conductors connected consequence consider considerable construction copper course described direction effect employed engine equal experiments fact feet fire fixed floats four give given greater ground half heat important improvements inches increased invention iron lead length less letter light London machine machinery manner manufacture March matter means Mechanics ment metal method minute mode motion move nature nearly necessary object observed obtained operation opinion passing patent persons piece pipe plate portion practical present pressure principle produced propelling quantity reference remain remarks render respect result screw ship side six months steam sufficient supply surface taken tion tube turned vessel weight wheel whole
Page 453 - Almighty's form Glasses itself in tempests; in all time, Calm or convulsed, — in breeze, or gale, or storm, Icing the pole, or in the torrid clime Dark heaving; — boundless, endless, and sublime. The image of eternity, the throne Of the Invisible; even from out thy slime The monsters of the deep are made; each zone Obeys thee; thou goest forth, dread, fathomless, alone.
Page 412 - I have the honour to be, Sir, " With great respect, "Your most obed. and very humble servant, " BYRON.
Page 601 - ... fixed in a bottle, and the quantity of rain caught is ascertained by multiplying the weight in ounces by 173, which gives the depth in inches and parts of an inch.
Page 91 - Phlogiston, without exactly defining it. Mr. Cavendish leaves it uncertain, whether or not he meant by phlogiston simply inflammable air, and he inclines rather to call inflammable air, water united to phlogiston. Mr. Watt says expressly, even in his later paper (of November 1783), and in a passage not to be found in the letter of April 1783, that he thinks that inflammable air contains a small quantity of water, and much elementary heat.
Page 89 - Mr. Cavendish himself could find no loss of weight, and he says, that Dr. Priestley had also tried the experiment, and found none.* But Mr. Cavendish found there was always a dewy deposit, without any sooty matter. The result of many trials was, that common air and inflammable air being burnt together, in the proportion of 1000 measures of the former to 423 of the latter, " about one-fifth of the common air, and nearly all the inflammable air, lose their elasticity, and are condensed into the dew...
Page 89 - Lavoisier, as well as of the conclusion drawn from them, that dephlogisticated air is only water deprived of phlogiston ; but at that time so far was M. Lavoisier from thinking any such opinion warranted, that, till he was prevailed upon to repeat the experiment himself, he found some difficulty in believing that nearly the whole of the two airs could be converted into water.
Page 31 - The metal is a combination of copper and zinc, the best admixture being found to be 60 per cent, of the former, and 40 per cent, of the latter. The...
Page 222 - No person shall adopt any such registered design on any article of manufacture for sale, either wholly or partially, by making any addition to any original part thereof, or by making any subtraction from any original part thereof: And if any person commit any such act, he shall for every offence forfeit a sum not less than five pounds and not exceeding thirty pounds, to the proprietor of the design, in respect of which such offence has been committed.