Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1850 |
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Página 19
... amounts to 65 miles . The Britannia tower in the centre of the strait is at the base 62 feet by 52 , and rises to a height of 230 feet . This enormous struc- ture , which weighs over 20,000 tons , contains 148,625 cubic feet of Anglesey ...
... amounts to 65 miles . The Britannia tower in the centre of the strait is at the base 62 feet by 52 , and rises to a height of 230 feet . This enormous struc- ture , which weighs over 20,000 tons , contains 148,625 cubic feet of Anglesey ...
Página 24
... could come in contact with the shaft . " expense of putting up the apparatus amounts to about three dollars for each horse - power . The STEAM HOISTING MACHINE . THIS machine is intended to be 24 ANNUAL OF SCIENTIFIC DISCOVERY .
... could come in contact with the shaft . " expense of putting up the apparatus amounts to about three dollars for each horse - power . The STEAM HOISTING MACHINE . THIS machine is intended to be 24 ANNUAL OF SCIENTIFIC DISCOVERY .
Página 38
... amount of heating surface without increasing the length or diameter of the boiler , or making it oval . To effect this object the author proposes to construct a copper fire - box with an arched roof , whose top would be nearly as high ...
... amount of heating surface without increasing the length or diameter of the boiler , or making it oval . To effect this object the author proposes to construct a copper fire - box with an arched roof , whose top would be nearly as high ...
Página 39
... amounts to about half a ton per trip ; but Mr. W. deducts 5 per cent . from the gross weight , which leaves exactly 76 tons for the 17 trips , and 9 tons for each round trip . The Novelty condensing engine consumed in 5 trips 28.1 tons ...
... amounts to about half a ton per trip ; but Mr. W. deducts 5 per cent . from the gross weight , which leaves exactly 76 tons for the 17 trips , and 9 tons for each round trip . The Novelty condensing engine consumed in 5 trips 28.1 tons ...
Página 51
... amount of labor and care to work them . But this new machine wholly dispenses with the " jacks , " and the thread is both drawn out and twisted by the operation of this " revolving draft and wool - spinner . " One of these machines ...
... amount of labor and care to work them . But this new machine wholly dispenses with the " jacks , " and the thread is both drawn out and twisted by the operation of this " revolving draft and wool - spinner . " One of these machines ...
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Academy action Agassiz American animal apparatus appearance Athenæum atmosphere body boiler bones Boston carbonic acid cent chemical chloroform coal coast color connected containing copper crystals cylinder deposits diameter discovery distance effect electric engine equal evaporation examination existence experiments fact feet flour fossil glass goitre gold gun-cotton gutta-percha heat HUGH MILLER inches invention iodine iron island Journal Kilauea kyanized Lake Lake Superior length light lime liquid longitude LOUIS AGASSIZ machine magnesia magnetic manufacture mass matter means meerschaum metal miles motion nearly nitric acid observations obtained oxide paper passing patent phenomena plants plates portion pounds present produced Prof Professor quantity R. I. Murchison recently remarkable river rocks salt side solution species specimens square miles steam substance sugar sulphuric acid surface temperature thickness tion tons tube vessel weight wheel whole wires zinc
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Página 5 - 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.
Página 231 - We immediately pulled in for the shore, and Dr. Anderson and I went up and examined it. The beach was a soft, slimy mud encrusted with salt, and a short distance from the water, covered with saline fragments and flakes of bitumen. We found the pillar to be of solid salt, capped with carbonate of lime, cylindrical in front and pyramidal behind. The upper or rounded part is about forty feet high, resting on a kind of...
Página 147 - Sometimes it will be more convenient to arrange the two charts in symmetrical positions, one to the left and the other to the right of the subject's median plane, and with a slight inclination toward this plane.
Página 113 - ... out of paper or into the hand, without exciting it to such a degree as to open the leaves of an electrometer one or more inches ; or if it be unelectrified, the slightest passage over the hand or face, the clothes, or almost any other substance gives it an electric state. Some of the gutta percha is sold in very thin sheets, resembling in general appearance oiled silk ; and if a strip of this be drawn through the fingers, it is so electric as to adhere to the hand or attract pieces of paper....
Página 232 - We found the pillar to be of solid salt, capped with carbonate of lime, cylindrical in front and pyramidal behind. The upper or rounded part is about forty feet high, resting on a kind of oval pedestal, from forty to sixty feet above the level of the sea. It slightly decreases in size upwards, crumbles at the top, and is one entire mass of crystallization.
Página 186 - ... checked. About two months afterwards, this mixture is coloured thus : — a quantity of dried elderberries is put into coarse bags ; these are placed in vats, and a part of the wine to be coloured being thrown over them, they are trodden by men till the whole of the colouring matter is expressed, when the husks are thrown away.
Página 1 - PRINCIPLES OF ZOOLOGY; Touching the Structure, Development, Distribution, and Natural Arrangement, of the RACES OF ANIMALS, living and extinct, with numerous Illustrations. For the use of Schools and Colleges.
Página 186 - MADE. 71 smashed, and then left to ferment. When the wine is about half fermented it is transferred from the vat to tonels ; and brandy (several degrees above proof) is thrown in, in the proportion of twelve to twenty-five gallons to the pipe of must, by which the fermentation is generally checked.
Página 220 - ... the Atchafalaya. This delta is about 14,000 square miles in area, and elevated from a few inches to ten feet above the level of the sea. The greater part of it protrudes into the Gulf of Mexico beyond the general coast- line. The level plain to the north, as far as Cape Girardeau in the Missouri, above the junction of the Ohio, is of the same character, including, according to Mr.