Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould and Lincoln, 1850 |
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Página 13
... length of the wood - work resting on the cables is 960 feet , and its weight is 546 pounds per lineal foot , making a total of 524,160 pounds , or 262 tons . In each cable there are 550 strands of No. 10 wire . The weight of each lineal ...
... length of the wood - work resting on the cables is 960 feet , and its weight is 546 pounds per lineal foot , making a total of 524,160 pounds , or 262 tons . In each cable there are 550 strands of No. 10 wire . The weight of each lineal ...
Página 15
... lengths of each of the twin tubes he proposed to have as follows : - from the Caernarvon abutment to the tower at ... length of 1,492 feet . Having formed his plan , Mr. Stephenson recommended that ex- periments should be made to test ...
... lengths of each of the twin tubes he proposed to have as follows : - from the Caernarvon abutment to the tower at ... length of 1,492 feet . Having formed his plan , Mr. Stephenson recommended that ex- periments should be made to test ...
Página 16
... length , are , of course , slighter than those required for the four , each 460 feet , which overhang the stream ... length , 2 feet 4 inches to 2 feet 8 inches in breadth , to inch in thickness . For the top 6 feet in length , 1 foot 9 ...
... length , are , of course , slighter than those required for the four , each 460 feet , which overhang the stream ... length , 2 feet 4 inches to 2 feet 8 inches in breadth , to inch in thickness . For the top 6 feet in length , 1 foot 9 ...
Página 17
... length . The quantity of rod - iron con- sumed for this purpose has , therefore , amounted in length to 126 miles , and in weight to about 900 tons ! The mode in which these legions of rivets have been constructed is briefly as follows ...
... length . The quantity of rod - iron con- sumed for this purpose has , therefore , amounted in length to 126 miles , and in weight to about 900 tons ! The mode in which these legions of rivets have been constructed is briefly as follows ...
Página 18
... length , is composed of a pavement of plates to be connected together by eighteen longitudinal rows of rivets , the heads of which are to be only 2 inches apart . Be- neath this surface , at a depth of only 1 foot 9 inches , there is ...
... length , is composed of a pavement of plates to be connected together by eighteen longitudinal rows of rivets , the heads of which are to be only 2 inches apart . Be- neath this surface , at a depth of only 1 foot 9 inches , there is ...
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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.