The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Сторінка xiii
... masses of the people cheap and wholesome food , pure air and pure water , ventilation of public buildings and the crowded dwell- ings of the poor ; the removal of sewage , so as not only not to contaminate the earth , air , and water ...
... masses of the people cheap and wholesome food , pure air and pure water , ventilation of public buildings and the crowded dwell- ings of the poor ; the removal of sewage , so as not only not to contaminate the earth , air , and water ...
Сторінка 29
... mass , but are made by the wrought - iron pro- cess , and are , in fact , a “ high , ” steely wrought iron . They are , however , a great improvement upon ordinary iron , although probably little cheaper than cast - steel heads ...
... mass , but are made by the wrought - iron pro- cess , and are , in fact , a “ high , ” steely wrought iron . They are , however , a great improvement upon ordinary iron , although probably little cheaper than cast - steel heads ...
Сторінка 50
... mass upon close boarding set upon the centring , and enclosed at the sides . In testing the bridge , rails were laid upon sleepers over the arch , which brought a load of two seventy - fifths of a ton per foot run upon the structure ...
... mass upon close boarding set upon the centring , and enclosed at the sides . In testing the bridge , rails were laid upon sleepers over the arch , which brought a load of two seventy - fifths of a ton per foot run upon the structure ...
Сторінка 52
... mass of 20 feet by 170 by 102 will be securely bolted into one solid frame , so that the weight of the tower above can never defiect in the slightest degree at any point . " The board unanimously hold that 300 feet high of a masonry ...
... mass of 20 feet by 170 by 102 will be securely bolted into one solid frame , so that the weight of the tower above can never defiect in the slightest degree at any point . " The board unanimously hold that 300 feet high of a masonry ...
Сторінка 54
... Mass . , it became necessary to move a huge building known as " Hotel Pelham . " This build- ing is of freestone , 96 feet high , and weighs 10,000 tons . It was moved 14 feet in 3 days , by means of rollers and screws , a portion of ...
... Mass . , it became necessary to move a huge building known as " Hotel Pelham . " This build- ing is of freestone , 96 feet high , and weighs 10,000 tons . It was moved 14 feet in 3 days , by means of rollers and screws , a portion of ...
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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.