 | Joseph Ames - 1810 - 716 trang
...into melted sulphur; and observing that the exact impression of his work was left oil the sulphur, he repeated the experiment on moistened paper, rolling it gently with a roller. This origin has been admitted by Lord Walpole and Mr. Landseer; but another has been also mentioned... | |
 | John Millard - 1813 - 704 trang
...into melted sulphur ; and observing that the exact impression of his work was left on the sulphur, repeated the experiment, on moistened paper, rolling it 'gently with a roller. It was attended with success, and Finiguerra, imparting his discovery to Baccio Baldini, of the same... | |
 | Encyclopaedias, John Millard - 1813 - 712 trang
...ink, into melted sulphur; and observing that the exact impression of bis work was left on the sulphur, repeated the experiment on moistened paper, rolling it gently with a roller. It was attended with success, and Finiguerra, imparting his discovery to Baccio Baldini, of the same... | |
 | Thomas Hartwell Horne - 1814 - 970 trang
...into melted sulphur; and, observing that the exact impression of his work was left on the sulphur, he repeated the experiment on moistened paper, rolling it gently with a roller. It was attended with success; and Finiguerra, imparting his discovery to Baccio Baldini, of the same... | |
 | Richard Thomson - 1828 - 338 trang
...Grafton* Chronicle in 1569, have been already mentioned in the introduction to the former volume. '|%e art of printing from engraved metal plates was derived...art with success ; and in a short time brought it to some perfection with the assistance of Andrea Mantegna. It is probable, however, that this invention... | |
 | Richard Thomson - 1828 - 372 trang
...plates was derived from Italy, of which the ordiftary narrative is, that in 1460, Tomaso Finni£uerra, a Florentine goldsmith, when casting an engraved plate...repeated the experiment on moistened paper, rolling it gen'ly with a roller, and again succeeded ; after which ne communicated his discovery to Baccio Baldini,... | |
 | John Gould - 1835 - 430 trang
...impression of the engraving was left upon the surface of the cold brimstone, marked by lines of black. He repeated the experiment on moistened paper, rolling it gently with a rolle'r; it succeeded. He communicated the discovery to Baccio Baldino, of his own profession and city. The... | |
 | John Gould - 1838 - 432 trang
...impression of the engraving was left upon the surface of the cold brimstone, marked by lines of black. He repeated the experiment on moistened paper, rolling it gently with a roller; it succeeded. He communicated the discovery to Baccio Baldino, of his own profession and city. The... | |
 | Charles Henry Timperley - 1839 - 1010 trang
...into melted sulphur ; and observing that the exact impression of his work was left on the sulphur, he repeated the experiment on moistened paper, rolling it gently with a roller. This origin has been admitted by Lord Walpole and Mr. Landseer ; but another has been also mentioned... | |
 | Charles Henry Timperley - 1839 - 1266 trang
...into melted sulphur ; and observing that the exact impression of his work was left on the sulphur, he repeated the experiment on moistened paper, rolling it gently with a roller. This origin has been admitted by Lord Walpole and Mr. Landseer; but another "has been also mentioned... | |
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One of the following circumstances is supposed to have given rise to the discovery. Finiguerra chanced to cast, or let fall a piece of copper, engraved and filled with ink, into melted sulphur ; and observing that the exact impression of his work was... 
