The Year-book of Facts in Science and ArtCharles W. Vincent, James Mason Simpkin, Marshall, and Company, 1858 - Science |
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Page 40
... magnetic piston drawn within , or repelled from , an electro- magnetic cylinder . By this motion it was thought that a much greater length of stroke could be secured than by the revolving wheels , or discs . After having generally ...
... magnetic piston drawn within , or repelled from , an electro- magnetic cylinder . By this motion it was thought that a much greater length of stroke could be secured than by the revolving wheels , or discs . After having generally ...
Page 41
... MAGNETIC MOTIVE ENGINE . MR . THOMAS ALLAN , of Edinburgh , has constructed an Electro- magnetic Motive Engine , which , through the medium of Mr. Forbes Campbell , has been introduced to the Emperor Napoleon III . , who immediately ...
... MAGNETIC MOTIVE ENGINE . MR . THOMAS ALLAN , of Edinburgh , has constructed an Electro- magnetic Motive Engine , which , through the medium of Mr. Forbes Campbell , has been introduced to the Emperor Napoleon III . , who immediately ...
Page 42
... magnetic engine which only consumes nineteen ounces of zinc per horse - power per hour ; and in that empire the idea that these moderate conditions will be fully attained is firmly believed . In Great Britain no official encouragement ...
... magnetic engine which only consumes nineteen ounces of zinc per horse - power per hour ; and in that empire the idea that these moderate conditions will be fully attained is firmly believed . In Great Britain no official encouragement ...
Page 43
... magnet applied to any of the other keepers or discs . The same kind of action is produced on each rod , so that as one completes its portion of the stroke the next one is commencing in the following manner : -At the commencement of the ...
... magnet applied to any of the other keepers or discs . The same kind of action is produced on each rod , so that as one completes its portion of the stroke the next one is commencing in the following manner : -At the commencement of the ...
Page 44
... magnet , he suddenly found that he lost four - fifths of his power . Now , here is a problem , the solution of which must have a vital influence on the electro - magnetic power , and , therefore , in its cost of production . Yet , these ...
... magnet , he suddenly found that he lost four - fifths of his power . Now , here is a problem , the solution of which must have a vital influence on the electro - magnetic power , and , therefore , in its cost of production . Yet , these ...
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Common terms and phrases
acid action ammonia animal apparatus appears applied bell birds British Association cable carbon carbonic acid Cassell's chemical chloroform cloth coal coil Collodion Process colour communicated construction containing copper covered cubic deposited described diameter distance effect electric electric telegraph employed engine engraving exhibited experiments fact feet fish FLEET STREET fluid fossil glass grains gutta percha heat Illustrated improved inches increased insulation invention iodine iron length light London machine magnetic manufacture matter means Messrs metal miles minute Mitchelstown morocco nearly nitric acid nitrogen Observatory observed obtained operation ordinary paper Parthenogenesis patented pepsin phenomena placed plants plate portion present produced Professor quadrupeds quantity railway remarkable rock Royal Society ship signal solution species steam submarine substance sufficient surface telegraph temperature thick tion tons tube vegetable vessel weight wire wrought iron zinc
Popular passages
Page 6 - Illustrated with Engravings, fcp. 8vo. 5s. cloth. *»* This work is published annually, and contains a complete and condensed view of the progress of discovery during the year, systematically arranged, with engravings illustrative of novelties in the arts and sciences, &c. The volumes, from its commencement in 1839, may still be had, 5s.
Page 33 - Christmas with the Poets : a Collection of English Poetry relating to the Festival of Christmas. Illustrated by Birket Foster, and with numerous initial letters and borders beautifully printed in gold and colours by Edmund Evans.
Page 6 - WASHINGTON STREET, BOSTON, ANNUAL OF SCIENTIFIC DISCOVERY ; or, Year Book of Facts in Science and Art, exhibiting the most important Discoveries and Improvements in Mechanics, Useful Arts, Natural Philosophy, Chemistry, Astronomy, Meteorology, Zoology, Botany, Mineralogy, Geology, Geography, Antiquities, etc.
Page 12 - THE WONDERS OF SCIENCE ; or, Young Humphry Davy (the Cornish Apothecary's Boy who taught himself Natural Philosophy, and eventually became President of the Royal Society). The Life of a Wonderful Boy.
Page 18 - New Edition, wth Frontispiece, fcp. 8vo. 4s, cloth. Williams's Symbolical Euclid, chiefly from the Text of Dr. Simson. Adapted to the Use of Students by. the Rev. JM WILLIAMS, of Queen's College, Cambridge. New Edition, 6s. 6d. cloth ; 7s. roan.— An 8vo. Edition may also be had, 7s. cloth.
Page 17 - Six Numbers, 2s. each ; or cloth, 14s. The Human Figure: A Series of Progressive Studies, by Mons. JULIEN. With Instructions. Six Nos.
Page 287 - The Open Timber Roofs of the Middle Ages. Illustrated by Perspective and Working Drawings of some of the best varieties of Church Roofs ; with descriptive Letterpress. By R. and JA BRANDON.
Page 122 - ... be familiar to practical men, yet appeared to have escaped the attention of those who were more engaged in scientific research. The great fact which he desired to call attention to is comprised in the following general proposition, namely, that all substances in a molten condition are specifically heavier than the same substance in an unmolteu state.
Page 20 - CASSELL'S POPULAR EDUCATOR, complete in Six Volumes, crown 4to, price 4s. 6d. each, in cloth boards; or in Three Double Volumes, price 8s. 6d. each. The first 3 vols. of the " Popular Educator " are published in a cheaper form, price 8s, each, neatly bound in cloth; or the 3 vols.
Page 252 - Fourthly, though the phenomenon is in the strictest sense terrestrial, it is by converse with the heavens that it has been made known to us. A variation of probably a second, or less, in the right ascension of three or four stars, observed at different seasons, no doubt revealed the fact to the sagacious astronomer of Armagh, and even enabled him to divine its cause ; which has been confirmed as the true cause, and placed in a clearer light by the experiments of Mr Hopkins. One useful lesson may...