The Year-book of Facts in Science and ArtCharles W. Vincent, James Mason Simpkin, Marshall, and Company, 1844 |
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Results 1-5 of 84
Page 6
... present about fifty square feet to the action of radiating , and about as much more to that of communi- cative heat . The steam is worked in two cylinders , in which it is cut off at aquar- ter of the stroke . It is concluded the engine ...
... present about fifty square feet to the action of radiating , and about as much more to that of communi- cative heat . The steam is worked in two cylinders , in which it is cut off at aquar- ter of the stroke . It is concluded the engine ...
Page 8
... present communication was rather to report progress than to state results . The object had been to ascertain , by actual experiment , the velocity of the piston of a single - acting Cornish pumping - engine at all points of its stroke ...
... present communication was rather to report progress than to state results . The object had been to ascertain , by actual experiment , the velocity of the piston of a single - acting Cornish pumping - engine at all points of its stroke ...
Page 19
... presents the appearance of a perfect concave some 26 feet deep . To this basin there are two folding gates , or locks , extend- ing the whole width of the dock , made of iron and timber doubled , and weighing about 60 tons each ; and ...
... presents the appearance of a perfect concave some 26 feet deep . To this basin there are two folding gates , or locks , extend- ing the whole width of the dock , made of iron and timber doubled , and weighing about 60 tons each ; and ...
Page 20
... presents the appearance of an inverted parabola , and the whole of which is formed of hewn granite masonry ; every stone being joggled to its neighbour by pieces of Bangor slate , so that no part of the work can sink in , or get out of ...
... presents the appearance of an inverted parabola , and the whole of which is formed of hewn granite masonry ; every stone being joggled to its neighbour by pieces of Bangor slate , so that no part of the work can sink in , or get out of ...
Page 28
... present blast consisted of upwards of 10,000 lbs . of gunpow- der , which was placed in fifteen cells or chambers , at proper distances along the base of the chalky cliff about to be removed ; and , the con- ducting wires being properly ...
... present blast consisted of upwards of 10,000 lbs . of gunpow- der , which was placed in fifteen cells or chambers , at proper distances along the base of the chalky cliff about to be removed ; and , the con- ducting wires being properly ...
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Common terms and phrases
Academy of Sciences acid action ammonia Analytical Engine animal apparatus appears atmosphere battery boiler British Association Bude light carbon carbonic acid chemical cloth coal coating colour combustion comet common consists construction containing copper cubic centimetres cylinder David Bogue deposit depth described diameter distance effect electricity employed engine Engravings exhibited experiments feet Fleet Street fossil galvanometer George Cruikshank glass gold heat hydrogen Illustrated inches instrument invention iron length light machine magnetic malic acid Mastodon matter means ment mercury metal minute mode morocco motion nearly nitric acid observations obtained oxide oxygen paper Paris passing Permian phosphorescence pieces piers placed plants plate portion potash present produced purpose quantity rays remarkable Royal sand silver Society solution species specimens steam steel substance sulphate sulphuric acid surface temperature thick tion tube vessel voltaic weight wheel whole wire wood zinc
Popular passages
Page 287 - Cowper's Poems. With Life and Critical Remarks, by the Rev. THOMAS DALE : and 75 fine Engravings by J. Orrin Smith, from Drawings by J. Gilbert. Two vols. crown 8vo. 24s. cloth ; 84s. morocco. " The handsomest of the editions of Cowper."— SPECTAToR.
Page 241 - Some cause there must be, which would explain how the practice has become a necessary of life to whole nations. But it is surely still more remarkable, that the beneficial effects of both plants on the health must be ascribed to one and the same substance, the presence of which in two vegetables, belonging to different natural families, and the produce of different quarters of the globe, could hardly have presented itself to the boldest imagination.
Page 193 - ... which form the lights of the print, to a sufficient depth ; but in glyphography the depth of these parts is formed by the remaining portions of the white composition on the plate, analogous to the thickness or height of which must be the depth on the block, seeing that the latter is, in fact (to simplify the matter), a cast or reverse, of the former. But if this composition were spread on the plate as thickly as required for this purpose, it would be impossible for the artist to put either close,...