 ... extremely true, with a frame round it, or a groove cut in its edges, to keep the superfluous mercury from running off; secondly, lead weights covered with cloth, to keep them from scratching the glass, from one pound weight to twelve pounds each,...  The Emporium of Arts and Sciences - Seite 347herausgegeben von - 1814Vollansicht - Über dieses Buch
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford, Henry Vethake - 1832 - 628 Seiten
...secondly, lead weights covered with cloth, to keep them from scratching the glass, from one |юии<1 weight to twelve pounds each, according to the size of the glass laid down ; thirdly, rolls of tin-foil ; fourthly, mercury. The artist then proceeds as follows: —... | |
 | Francis Lieber, Edward Wigglesworth - 1835 - 624 Seiten
...necessary : — first, a square marble table, or smooth stone, well polished, and ground extremely true, with a frame round it, or a groove cut in its edges,...twelve pounds each, according to the size of the glass laid down ; thirdly, rolls of tin-foil ; fourthly, mercury. The artist then proceeds as follows : —... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1838 - 626 Seiten
...from running off; secondly, lead weights covered with cloth, to keep them from scratching the gloss, from one pound weight to twelve pounds each, according to the size of the glass laid down ; thirdly, rolls of tin-foil ; fourthly, mercury. The artist then proceeds as follows : —... | |
 | 1839 - 580 Seiten
...cut in its edges, to keep the superfluous mercur from running off; secondly, leaden weights cove№ with cloth, to keep them from scratching the glass from one pound weight to twelve pounds each, ac cording to the size of the glass laid down ; thirdly rolls of tin foil ; fourthly, mercury. The... | |
 | Popular encyclopedia - 1846 - 930 Seiten
...table, or smooth stone, well polished, and ground extremely true, with a fíame round it, or a grove cut in its edges, to keep the superfluous mercury...pound weight to twelve pounds each, according to the si/e of the glass laid down; thirdly, rolls of tin-toil; fourthly, mercury. The artist then proceeds... | |
 | Francis Lieber - 1851 - 618 Seiten
...necessary :—first, a square marble ttibie, 01 smooth stone, well polished, and ground extremely true, with a frame round it, or a groove cut in its edges,...twelve pounds each, according to the size of the glass laid down ; thirdly, rolls of tin-foil; fourthly, mercury. The artist then proceeds as follows:—the... | |
 | Francis Lieber, Edward Wigglesworth, Henry Vethake - 1851 - 624 Seiten
...from running off; secondly, lead weights covered with cloth, to keep them from scratching the glaas, from one pound weight to twelve pounds each, according to the size of the glass laid down ; thirdly, rolls of tin-foil ; fourthly, mercury. The artist then proceeds as follows: —... | |
 | 1837 - 800 Seiten
...in its edges to keep the superfluous mercury from running off; secondly, leaden weight* covered witb cloth to keep them from scratching the glass, from...twelve pounds each, according to the size of the glass laid down ; thirdly, rolls of tin-foil ; fourthly, mercury. The artist then proceeds as follows : —... | |
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