Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould and Lincoln, 1850 |
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Página 7
... experiments of numerous mechanic arts known to a single person or to a few , who might mutually improve each . other by conversation ; so that by this translation of experi- ments , arts might mutually warm and light up each other , as ...
... experiments of numerous mechanic arts known to a single person or to a few , who might mutually improve each . other by conversation ; so that by this translation of experi- ments , arts might mutually warm and light up each other , as ...
Página 23
... experiments with which have been entirely successful . The principle of the invention consists in applying to the boilers of steam - engines an arrangement of what are called " cellular vessels , " formed of malleable cast - iron , one ...
... experiments with which have been entirely successful . The principle of the invention consists in applying to the boilers of steam - engines an arrangement of what are called " cellular vessels , " formed of malleable cast - iron , one ...
Página 25
... experiments . It regularly runs 45 miles in 40 minutes with a train of cars , and it is computed that as soon as the new rails are laid down the distance will be accom- plished with ease in half an hour , that is , at the surprising ...
... experiments . It regularly runs 45 miles in 40 minutes with a train of cars , and it is computed that as soon as the new rails are laid down the distance will be accom- plished with ease in half an hour , that is , at the surprising ...
Página 30
... experiments made on the paddles of steamers , for the purpose of ascertaining the best form and material for them . He thinks that there can be little doubt that the greater the velocity of a steamer's wheels the fewer ( within certain ...
... experiments made on the paddles of steamers , for the purpose of ascertaining the best form and material for them . He thinks that there can be little doubt that the greater the velocity of a steamer's wheels the fewer ( within certain ...
Página 39
... experiments and observations made by him on the different kinds of fuel in three different varieties of locomotives on the Reading , Pa . , Railroad . The three locomotives were an anthracite coal one , built by Ross Winans , of ...
... experiments and observations made by him on the different kinds of fuel in three different varieties of locomotives on the Reading , Pa . , Railroad . The three locomotives were an anthracite coal one , built by Ross Winans , of ...
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Página 355 - Mayne, like a shewer from the South to the North, and from the North to the West, and then downe to the South againe.
Página 237 - 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 5 - WASHINGTON STREET, BOSTON, 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 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.