 I find the impression made into the metal, I confidently hope to be enabled to give to these singular and beautiful productions a considerable degree of permanence, so that they may be used by engravers for working on.  The Chemist - Página 261843Visualização integral - Acerca deste livro
 | 1842 - 634 páginas
...formed by the vaponrs of mercury and iodine, is of course in the same state as a Daguerreotype picture, and is readily destroyed by rubbing. From the depth...impression made into the metal, I confidently hope to l>e enabled to give to these singular and beautiful prodnctions, a considerable degree of permanence,... | |
 | Perry Fairfax Nursey - 1842 - 632 páginas
...formed by the vapours of mercury and iodine, is of course in the same state as a Daguerreotype picture, and is readily destroyed by rubbing. From the depth...to which I find the impression made into the metal, 1 confidently hope to be enabled to give to these singular and beautiful productions, a considerable... | |
 | Charles W. Vincent, James Mason - 1843 - 320 páginas
...by the vapours of mercury and iodine, is, of course, in the same state as a Daguerreotype picture, and is readily destroyed by rubbing. From the depth...engravers for working on. It is a curious fact, that the vapours of mercury and of iodine attack the plate differently ; and I believe it will be found that... | |
 | 1843 - 610 páginas
...formed by the vapours of mercury and iodine, is of course in the same state as a Daguerreotype picture, and is readily destroyed by rubbing. From the depth...that they may be used by engravers for working on." " A well polished plate of copper is rubbed over with the nitrate of mercury, and then well washed,... | |
 | 1843 - 884 páginas
...formed by the vapors of mercury and iodine, is of course in the same state as a Daguerreotype picture, and is readily destroyed by rubbing. From the depth to which I find the impression made in the metal, I confidently hope to be enabled to give to these singular and beautiful productions... | |
 | Encyclopaedia - 1851 - 276 páginas
...formed by the vapours of mercury and iodine, is of course in the same state as a daguerreotype picture, and is readily destroyed by rubbing. From the depth to which I find the impression made in the metal, I confidently hope to be enabled to give to these singular and beautiful productions... | |
 | Robert Hunt - 1852 - 324 páginas
...formed by the vapours of mercury and iodine, is of course in the same state as a daguerreotype picture, and is readily destroyed by rubbing. From the depth to which I find the impression made in the metal, I confidently hope to be enabled to give to these singular and beautiful productions... | |
 | Robert Hunt - 1853 - 356 páginas
...formed by the vapours of mercury and iodine, is of course in the same state as a daguerreotype picture, and is readily destroyed by rubbing. From the depth to which I find the impression made in the metal, I confidently hope to be enabled to give to these singular and beautiful productions... | |
 | Robert Hunt - 1852 - 380 páginas
...formed by the vapours of mercury and iodine, is of course in the same state as a daguerreotype picture, and is readily destroyed by rubbing. From the depth to which I find the impression made in the metal, I confidently hope to be enabled to give to these singular and beautiful productions... | |
 | Robert Hunt - 1854 - 458 páginas
...formed by the vapours of mercury and iodine, is of course in the same state as a Daguerreotype picture, and is readily destroyed by rubbing. From the depth...that they may be used by engravers for working on.* This is the particular process to which I gave the name of Thermography, which name is not inappropriate... | |
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