 | 1839 - 512 pages
...little less importance to the arts. He has found a method— if we understand our informant rightly— of converting any line, however fine, engraved on copper, into a relief, by a galvanic process. The Emperor of Russia has placed at the Professor's disposal, funds to enable him... | |
 | 1839 - 508 pages
...little less Importance to the arts. He has found a method — If we understand our Informant rightly — of converting any line, however fine, engraved on copper, Into a relief, byu galvanic process. The Emperor of Ru« • sia has placed at the Professor's disposal, funds to... | |
 | 1844 - 544 pages
...less importance to the arts. He has found a method — if we understand our informant rightly—of converting any line, however fine, engraved on copper, into a relief, by galvanic process. The Kmperor of Rus•ia has placed at the Professor's disposal, funds to euable him to p»tfect his... | |
 | 1844 - 476 pages
...1839, that he first saw a notice of Professor Jacobi having discovered, in the words of the paragraph, "a method of converting any line, however fine, engraved on copper, into relief by a galvanic process."! I" consequence, on the 8th May, 1839, as was before stated, he announced... | |
 | Perry Fairfax Nursey - 1844 - 474 pages
...1839, that he first saw a notice of Professor Jacobi having discovered, in the words of the paragraph, "a method of converting any line, however fine, engraved on copper, into relief by a galvanic process."! 1° consequence, on the 8th May, 1839, as was before stated, he announced... | |
 | Cyclopaedia - 1852 - 268 pages
...that year, it was announced in the Athcnaum, that Professor Jacob! at St. Petersburg had diseovered a method of converting any line, however fine, engraved on copper, into a relief by a galvanic process. This announcement produced a letter from Mr. CJ Jordan, a printer, dated 22d May,... | |
 | 1877 - 316 pages
...Professor Jacobi, of St. Petersburg, published an account of his galvano-plastic process (Athenaum, May 4th, 1839) :— " A method of converting any line,...paper on the Electrotype Process on May 8th, 1839 ; '' was rea£l before the Liverpool Polytechnic Society on Sept. I3th of the same year. A detail account... | |
 | Great Britain. Patent Office - 1859 - 870 pages
...paragraph is as follows : — " He has found a method — if we understand our informant " rightly — of converting any line, however fine, engraved " on copper, into a relief by galvanic process." Jacobi says that his process is applicable to copper-plate engravings, medals, stereotype plates, ornaments,... | |
 | Andrew Ure - 1860 - 788 pages
...that appeared in the Athentcum of May 4. 183!), that Professor Jacobi of St. Petersburg had '* found a method of converting any line, however fine, engraved on copper, into a relief, by galvanic process." Jacobi's own account of the matter was that, while at Dorpat, in February, 1837, prosecuting his galvanic... | |
 | Sheridan Muspratt - 1853 - 346 pages
...the Athenceum of 4th May, 1839, announcing that Professor JACOBI, of St. Petersburg, had discovered a method of converting any line, however fine, engraved on copper into a relief, by a galvanic process. In consequence of this announcement, Mr. THOMAS SPENCER, who had been privately... | |
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JACOBI, at St Petersburg!), has also made a discovery which promises to be of little less importance to the arts. He has found a method — if we understand our informant rightly — of converting any line, however fine, engraved on copper, into a relief,... 
