The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art, Volume 13Gould, Kendall, and Lincoln, 1862 |
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Pagina ix
... miles , a current of electricity that renders intelligible words and thoughts . " In land telegraphy the chief difficulties have been surmounted , but in submarine telegraphy much remains to be accomplished . Fail- ures have been ...
... miles , a current of electricity that renders intelligible words and thoughts . " In land telegraphy the chief difficulties have been surmounted , but in submarine telegraphy much remains to be accomplished . Fail- ures have been ...
Pagina x
that out of twelve thousand miles of submarine cable which have been laid since 1851 , only three thousand miles are actually in working or- der ; so that three - fourths may be considered a failure and loss to the country . The ...
that out of twelve thousand miles of submarine cable which have been laid since 1851 , only three thousand miles are actually in working or- der ; so that three - fourths may be considered a failure and loss to the country . The ...
Pagina 24
... miles an hour . And Mr. Ste- phenson was so wise in his generation , that he would not adhere to the speed of eight or ten miles . I do not recollect the figure to which they brought him down , but I think at last he would not ...
... miles an hour . And Mr. Ste- phenson was so wise in his generation , that he would not adhere to the speed of eight or ten miles . I do not recollect the figure to which they brought him down , but I think at last he would not ...
Pagina 27
... miles . Regarding the perform- ance of these three classes of engines , Mr. Sterns says : - " The three ... miles per cord ; three good anthracite coal engines average 31 miles to a ton of coal . Mr. Sterns states that if all the freight ...
... miles . Regarding the perform- ance of these three classes of engines , Mr. Sterns says : - " The three ... miles per cord ; three good anthracite coal engines average 31 miles to a ton of coal . Mr. Sterns states that if all the freight ...
Pagina 28
... miles an hour , and through towns , cities , or villages , five . No locomotive is to be used within the city of London more than seven feet in width and with wheels six inches wide . MILITARY ARCHITECTURE OF THE MIDDLE AGES . The above ...
... miles an hour , and through towns , cities , or villages , five . No locomotive is to be used within the city of London more than seven feet in width and with wheels six inches wide . MILITARY ARCHITECTURE OF THE MIDDLE AGES . The above ...
Overige edities - Alles bekijken
The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 5 Volledige weergave - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 5 Volledige weergave - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art Volledige weergave - 1857 |
Veelvoorkomende woorden en zinsdelen
action alkali American ammonia animal apparatus appears atmosphere bitumen body butyric acid carbonic acid chemical cloth coal colloid color comet condition contains crystalline deposits depth Diluvian discovery earth effect electricity engines existence experiments fact feet formation gases geological glass gutta percha heat hundred hydrogen inches increase iron known less light lignite liquid magnetic manufacture mass matter ment metal meteors miles mineral nature nitric acid nitrogen North observed obtained ordinary organic oxide oxygen ozone paper passed phenomena phosphoric acid plants plate portion pounds present pressure produced Prof Professor quantity R. I. Murchison rays recently remarkable rocks shells shot side silica Silurian soil solution species specimens spectrum steel strata substances sulphuric sulphuric acid surface temperature thickness tion tube vapor vegetable vessel weight wire wrought iron
Populaire passages
Pagina ix - I first entered this city, the whole of the machinery was executed by hand. There were neither planing, slotting, nor shaping machines, and, with the exception of very imperfect lathes and a few drills, the preparatory operations of construction were effected entirely by the hands of the workmen.
Pagina 150 - The result of this would be a state of universal rest and death, if the universe were finite and left to obey existing laws. But as no limit is known to the extent of matter, science points rather to an endless progress through an endless space, of action involving the transformation of potential energy through palpable motion into heat, than to a single finite mechanism, running down like a clock and stopping for ever. It is also impossible to conceive either the beginning or the continuance of...
Pagina 201 - The colloidal is, in fact, a dynamical state of matter; the crystalloidal being the statical condition. The colloid possesses Energia. It may be looked upon as the probable primary source of the force appearing in the phenomena of vitality.