Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould and Lincoln, 1863 |
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Seite viii
... amount of work that one man can perform in a given time , is contin- ually on the increase . This result he attributes to improvements in and to the more extended use of machinery , driven by water and steam power ; and he gives some ...
... amount of work that one man can perform in a given time , is contin- ually on the increase . This result he attributes to improvements in and to the more extended use of machinery , driven by water and steam power ; and he gives some ...
Seite xiv
... amount of flax fibre which cannot be profitably worked up by any other method . This is an error . In Europe , where the legitimate flax machinery has been carried to a high degree of perfection , every part of the tow , or refuse fibre ...
... amount of flax fibre which cannot be profitably worked up by any other method . This is an error . In Europe , where the legitimate flax machinery has been carried to a high degree of perfection , every part of the tow , or refuse fibre ...
Seite 19
... amounts to but little , we would refer specifically , for illustration and proof , to the English wood - working machinery of the Exhibition ; in which department we unhesitatingly assert there was not a single machine prominently ...
... amounts to but little , we would refer specifically , for illustration and proof , to the English wood - working machinery of the Exhibition ; in which department we unhesitatingly assert there was not a single machine prominently ...
Seite 27
... amounts of the ingredients used must be such as to pro- duce steel . It is requisite for this purpose that the pig iron should be of good quality . The reader should bear in mind that all steel , by whatever process it may have been ...
... amounts of the ingredients used must be such as to pro- duce steel . It is requisite for this purpose that the pig iron should be of good quality . The reader should bear in mind that all steel , by whatever process it may have been ...
Seite 31
... amount of blast . At the bottom of the generator is a door , by means of which the ashes or clinker from the fuel may be withdrawn . These furnaces can be so modified as to suit any kind of fuel . A recent writer in the London Times ...
... amount of blast . At the bottom of the generator is a door , by means of which the ashes or clinker from the fuel may be withdrawn . These furnaces can be so modified as to suit any kind of fuel . A recent writer in the London Times ...
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acetic acid action alumina ammonia amount aniline animals apparatus appear applied armor-plates astronomer atmosphere body British carbonic acid cast iron cent charcoal chemical cloth color comet containing copper degrees diameter discovery distance earth effect electric English engraving exhibited existence experiments explosion fact feet fibre force furnace heat hundred hydrochloric acid hydrogen inches increased iron lakes light lines liquid London machine magnetism manufacture mass matter ments metal metres miles minute motion naphtha nature nitric acid nitrogen observed obtained organic oxide oxygen paper passed phenomena phosphorus plants plates pollinia portion pounds present pressure produced Prof projectile quantity recently remarkable resistance rifled salt shell ship Shoeburyness shot side solar solid solution specimens spectrum stars steam steel stone strychnia substance sulphuric acid surface target temperature thallium thick tion tons tube vapor velocity vessel weight wrought iron
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Seite 140 - In this ascension, six pigeons were taken up. One was thrown out at the height of three miles ; it extended its wings and dropped...
Seite 171 - In order to explain,' he says, ' the occurrence of the dark lines in the solar spectrum, we must assume that the solar atmosphere encloses a luminous nucleus, producing a continuous spectrum, the brightness of which exceeds a certain limit. The most probable supposition which can be made respecting the sun's constitution is, that it consists of a solid or liquid nucleus, heated to a temperature of the brightest whiteness, surrounded by an atmosphere of somewhat lower temperature. This supposition...