 | 1856 - 974 pages
...yielding and approximately equable pressure of the lead caused the stone to give way at about naif the pressure it would sustain without such an interposition....surfaces of the cube could be ground into perfect parallelism. This consists in the use of a rectangular iron frame, into which a row of six of the specimens... | |
 | American Association for the Advancement of Science - 1856 - 964 pages
...of this kind, but found that it was liable to the same objection as that of the machine of Rennie. They were, however, extremely fortunate subsequently...surfaces of the cube could be ground into perfect part-Holism. This consists in the use of a rectangular iron frame, into which a row of six of the specimens... | |
 | 1856 - 530 pages
...discovered, that the yielding and approximate equable pressure of the lead caused the stone to give away at about half the pressure it would sustain without...surfaces of the cube could be ground into perfect parallelism. This consists in the use of a rectangular iron frame, into which a row of six of the specimens... | |
 | 1856 - 540 pages
...which withstood a pressure of upwards of 60,000 pounds when placed in immediate contact with the eteel plates, gave way at about 30,000 with lead interposed....surfaces of the cube could be ground into perfect parallelism. This consists in the use of a rectangular iron frame, into which a row of six of the specimens... | |
 | American Association for the Advancement of Science - 1856 - 414 pages
...plates, gave way at about 30,000 with lead interposed. This remarkable fact was verified in a seriei of experiments, embracing samples of nearly all the...surfaces of the cube could be ground into perfect parallelism. This consists in the use of a rectangular iron frame, into which a row of six of the specimens... | |
 | 1881 - 824 pages
...pressure as in the case of interposed lead, the stone first gives way along the outer lines or those of least resistance, and the remaining pressure must be sustained by the central portions around the verticul axis of the cube. After this important fact was clearly determined, lead and all other interposed... | |
 | Philosophical Society of Washington (Washington, D.C.) - 1874 - 640 pages
...pressure as in the case of interposed lead, the stone first gives way along the outer lines or those of least resistance, and the remaining pressure must...surfaces of the cube could be ground into perfect parallelism. . . . All the specimens tested were subjected to this process, and on their exposure to... | |
 | Smithsonian Institution - 1880 - 560 pages
...pressure as in the case of interposed lead, the stone first gives way along the outer lines or those of least resistance, and the remaining pressure must...surfaces of the cube could be ground into perfect parallelism. - - - All the specimens tested were subjected to this process, and on their exposure to... | |
 | Smithsonian Institution - 1881 - 834 pages
...the motto being ever "aptior." posed lead, the stone first gives way along the outer lines or those of least resistance, and the remaining pressure must...surfaces of the cube could be ground into perfect parallelism. - - - All the specimens tested were subjected to this process, and on their exposure to... | |
 | 1881 - 856 pages
...pressure as in the case of interposed lead, the stone first gives way along the outer lines or those of least resistance, and the remaining pressure must...which the upper and lower surfaces of the cube could l>e ground into perfect parallelism. - - - All the specimens tested were subjected to this process,... | |
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... centre of the cube, and their bases against the steel plates. In the case where rigid equable pressure is employed, as in that of the thick steel plate, all parts must give way together. But in that of a yielding equable pressure, as in the case of... 
