The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Сторінка 22
... feet above the above the White Mountain House . feet to be overcome , as the height level of the sea , or 1,117 feet This leaves a grade of 3,600 of the mountain is 6,285 feet above the level of the sea . The length of 22 ANNUAL OF ...
... feet above the above the White Mountain House . feet to be overcome , as the height level of the sea , or 1,117 feet This leaves a grade of 3,600 of the mountain is 6,285 feet above the level of the sea . The length of 22 ANNUAL OF ...
Сторінка 24
... feet long , instead of the shorter ones in general use , and he will at once perceive the advantage of using cylindrical wheels . " THE USE OF COUNTER - PRESSURE STEAM IN THE LOCOMOTIVE ENGINE AS A BRAKE . M. L. De Chatelier gives the ...
... feet long , instead of the shorter ones in general use , and he will at once perceive the advantage of using cylindrical wheels . " THE USE OF COUNTER - PRESSURE STEAM IN THE LOCOMOTIVE ENGINE AS A BRAKE . M. L. De Chatelier gives the ...
Сторінка 28
... feet producing a stroke of the bell . In case of an accident , the railroad company can always prove that their bell was ringing according to law ; and owing to the position in which this bell is placed , the sound can be distinctly ...
... feet producing a stroke of the bell . In case of an accident , the railroad company can always prove that their bell was ringing according to law ; and owing to the position in which this bell is placed , the sound can be distinctly ...
Сторінка 29
... feet bearings , and loaded with dead pressure at the middle . The first rails tried weighed 68 pounds per yard , and loads respectively of 20 tons and 30 tons were ap- plied . The average of 427 tests of the Ebbw Vale Co.'s and two ...
... feet bearings , and loaded with dead pressure at the middle . The first rails tried weighed 68 pounds per yard , and loads respectively of 20 tons and 30 tons were ap- plied . The average of 427 tests of the Ebbw Vale Co.'s and two ...
Сторінка 30
... feet broad . Hence , though the line runs through a very difficult country , the expen- ses of construction and working are so small that the traffic yields the enormous revenue of 30 per cent . The reason is simple enough . It is ...
... feet broad . Hence , though the line runs through a very difficult country , the expen- ses of construction and working are so small that the traffic yields the enormous revenue of 30 per cent . The reason is simple enough . It is ...
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The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
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acetic acid action American ammonia animals apparatus appears atmosphere battery beds bridge cable carbon carbonic acid cause cent centimetres centre charcoal chemical chloride coal color Comptes Rendus connected containing copper corona cubic cubic metres cylinder depth diameter discovery dissolved eclipse effect electric engine eocene experiments fact feet fibre flame fossil French gases glass glycerine gun-cotton guns heat hydrochloric acid hydrogen inches Indian iron length light lime liquid magnet matter metal method metres miles miocene mixture nitric acid observations obtained ordinary oxide oxygen palladium paper passed placed plants plate platinum polariscope polarization potash precipitate present pressure produced Prof quantity railway rays River salt sandarac sodium solution spark species specific gravity spectrum steam steel rails substance sulphate sulphuric acid surface temperature thick tion tons tube tunnel vapor vibrations weight wire zinc zirconia
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Сторінка 269 - There is grandeur in this view of life, with its several powers, having been originally breathed by the Creator into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being evolved.
Сторінка i - 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.
Сторінка 136 - It consists in subjecting the vapours of volatile liquids to the action of concentrated sunlight, or to the concentrated beam of the electric light.