 | 1839 - 504 pages
...Pencil. By Henry FoxTalbot, Esq. FRS [From the Athenaeum.] 1 . In the spring of 1 834 , 1 began to put in practice a method which I had devised some time previously,...capable of useful application in the following manner : — I proposed to spread cm a sheet of paper a sufficient quantity of nitrate of silver, and then... | |
 | 1839 - 520 pages
...Pencil. By Henry FoxTalbot, Esq. FRS [From the Athenäum.] 1. In the spring of 1834, 1 began to put in practice a method which I had devised some time previously,...purposes of utility the very curious property which lias been long known to chemists to be possessed by the nitrate of silver ; namely, its discolouration... | |
 | William Laxton - 1839 - 522 pages
...contemporary, the " Atheiurum " ; I. In the spring of 1834 I began to put in practice a method which 1 had devised some time previously, for employing to...purposes of utility the very curious property which baa been long known to chemists to lie possessed by the nilrate-of silver ; namely, its discolouration... | |
 | Encyclopaedia - 1851 - 276 pages
...In the memoir read before the Royal Society, he states—" In the spring of 1834, I began to put in practice a method which I had devised some time previously,...discolouration when exposed to the violet rays of light." From this it appears that the English philosopher had pursued his researches ignorant of what had been... | |
 | Robert Hunt - 1852 - 324 pages
...the memoir read before the Royal Society, he states — " In the spring of 1834, I began to put in practice a method which I had devised some time previously,...discolouration when exposed to the violet rays of light." From this it appears that the English philosopher had pursued his researches ignorant of what had been... | |
 | Robert Hunt - 1853 - 356 pages
...the memoir read before the Eoyal Society, he states — " In the spring of 1834, 1 began to put in practice a method which I had devised some time previously,...discolouration when exposed to the violet rays of light." From this it appears that the English philsosopher had pursued his researches ignorant of what had... | |
 | Robert Hunt - 1852 - 378 pages
...the memoir read before the Eoyal Society, he states — " In the spring of 1834, 1 began to put in practice a method which I had devised some time previously,...discolouration when exposed to the violet rays of light." From this it appears that the English philsosopher had pursued his researches ignorant of what had... | |
 | Robert Hunt - 1854 - 396 pages
...the memoir read before the Royal Society, he states — " In the spring of 1834, 1 began to put in practice a method which I had devised some time previously,...be possessed by the nitrate of silver, namely, its discoloration when exposed to the violet rays of light." From this it appears that the English philosopher... | |
 | Smithsonian Institution. Board of Regents - 1905 - 1062 pages
...drawings. In the memoir rend before the Royal Society he states: In the spring of 18:14 I began to put in practice a method which I had devised some time previously...purposes of utility the very curious property which hiis heen long known to chemists to be possessed by nitrate of silver, namely, its discoloration when... | |
 | 1839 - 1198 pages
...Art of Photogenic Drawing. By HF TALBOT, Esq., FRSt §1. jN the spring of l834¿ I began to put in practice a method which I had devised some time previously, for employing • Edinburgh Transactions, vol. x. plate ii. fig. 33. ¿ Read before the Royal Society on the 31st... | |
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In the spring of 1834, I began to put in practice a method which I had devised some time previously, for employing, to purposes of utility, the very curious property which has been long known to chemists to be possessed by the nitrate of silver, namely,... 
