Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1850 |
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Página 49
... remarkable for the simplicity , as well as the rapidity , of its operation , while the surface it produces on the stone is far more true and smooth than that where the chisel is used , so much so , that it would not pay to employ ...
... remarkable for the simplicity , as well as the rapidity , of its operation , while the surface it produces on the stone is far more true and smooth than that where the chisel is used , so much so , that it would not pay to employ ...
Página 85
... remarkable invention , Mr. S. proposes to make wrought - iron at a cost of $ 25 to $ 30 per ton , -at least half the usual cost . His furnace has three com- bined chambers , one above the other , and all actuated by the same fire . The ...
... remarkable invention , Mr. S. proposes to make wrought - iron at a cost of $ 25 to $ 30 per ton , -at least half the usual cost . His furnace has three com- bined chambers , one above the other , and all actuated by the same fire . The ...
Página 104
... remarkable , the tone of the colors was precisely similar to that which they are seen to possess in daylight . All the delicate intershadings of the yellows , grays , flesh - tints , and even of greens and blues , were brilliantly ...
... remarkable , the tone of the colors was precisely similar to that which they are seen to possess in daylight . All the delicate intershadings of the yellows , grays , flesh - tints , and even of greens and blues , were brilliantly ...
Página 105
... remarkable degree . It was stated at the time , that a volume of light equal to that of 10,000 wax candles could be evolved by the apparatus from a square inch of actual illuminating surface . It was said that a light of from one candle ...
... remarkable degree . It was stated at the time , that a volume of light equal to that of 10,000 wax candles could be evolved by the apparatus from a square inch of actual illuminating surface . It was said that a light of from one candle ...
Página 109
... remarkable experiment lately performed by him , with a battery of 500 cells ; of the two platinum poles , the positive was placed under water , the negative held over it , when a cone of flame issued from the surface of the water ...
... remarkable experiment lately performed by him , with a battery of 500 cells ; of the two platinum poles , the positive was placed under water , the negative held over it , when a cone of flame issued from the surface of the water ...
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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.