The Year-book of Facts in Science and ArtCharles W. Vincent, James Mason Simpkin, Marshall, and Company, 1844 |
From inside the book
Results 1-5 of 88
Page 5
... action of the air ; it will stretch out on either side of the car beneath , somewhat like the wings of the bird when sail- ing through the air . Two vertical fan - wheels , furnished with oblique vanes , which are to receive their ...
... action of the air ; it will stretch out on either side of the car beneath , somewhat like the wings of the bird when sail- ing through the air . Two vertical fan - wheels , furnished with oblique vanes , which are to receive their ...
Page 6
... 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 will be of nearly 20 - horse power ...
... 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 will be of nearly 20 - horse power ...
Page 9
... action - principle , with double cylinders , as patented by Joseph Maudslay and Joshua Field . They have brine or change pumps , to prevent the deposit of salt when using sea water , refrigerators to cool the water by extracting the ...
... action - principle , with double cylinders , as patented by Joseph Maudslay and Joshua Field . They have brine or change pumps , to prevent the deposit of salt when using sea water , refrigerators to cool the water by extracting the ...
Page 10
... action principle , of 45 horse power each , which , with the boilers and appendages , weigh alto- gether only 47 tons . The cylinders are of 37 inches diameter : the length of stroke , 32 inches ; number of strokes per minute , 35 to 36 ...
... action principle , of 45 horse power each , which , with the boilers and appendages , weigh alto- gether only 47 tons . The cylinders are of 37 inches diameter : the length of stroke , 32 inches ; number of strokes per minute , 35 to 36 ...
Page 11
... action ; " but its directness is of a peculiar description . There are four piston - rods , which are prolonged above the shaft by a distance equal to the length of the connecting - rod . Upon the top of these piston - rods a cross is ...
... action ; " but its directness is of a peculiar description . There are four piston - rods , which are prolonged above the shaft by a distance equal to the length of the connecting - rod . Upon the top of these piston - rods a cross is ...
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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,...