 I read it, already discovered a method of overcoming this difficulty, and of fixing the image in such a manner that it is no more liable to injury or destruction. In the course of my experiments directed to that end, I have been astonished at the variety...  The Chemistry of Photography - Page 375by William Jerome Harrison - 1892 - 426 pagesFull view - About this book
 | Industrial arts - 1839 - 520 pages
...would pirhaps have induced me to consider the attempt as hopeless, if I had not (fortunately) befo!« I read it), already discovered a method of overcoming...effect of these manifests itself with certainty. For I have found that images formed in this manner, which have appeared in good preservation at the end of... | |
 | Perry Fairfax Nursey - Industrial arts - 1839 - 508 pages
...that nothing hitherto tried would prevent it, would perhaps have induced me to consider the attempt as hopeless, if I had not (fortunately) before I read...length of time which sometimes elapses before the fall effect of tliese manifests itself with certainty. For I have found that images formed in this... | |
 | 1839 - 504 pages
...before I read it), already discovered a method of overcoming this difficulty, and of /;. «'/./;• the image in such a manner that it is no more liable...before the full effect of these manifests itself with certaiuty. For I have found that images formed in this manner, which have appeared in good preservation... | |
 | William Laxton - Architecture - 1839 - 522 pages
...(fortunately), before I rend it, already discovered a method of overcoming this difficulty, and of Ji-ciiiy the image in such a manner that it is no more liable...combined in various ways ; and also at the length of lime which sometimes elapses before the full effect of these manifests itself with certainty. For I... | |
 | Books - 1839 - 560 pages
...difficulty which had destroyed the hopes of the former chemists. Mr. Talbot continues :—" In the courte of my experiments directed to that end, I have been...effect of these manifests itself with certainty. For I have found that images formed in this manner, which have appeared in good preservation at the end of... | |
 | John George Cochrane - 1839 - 484 pages
...conquered the difficulty which had destroyed the hopes of the former chemists. Mr. Talbot continues : — " In the course of my experiments directed to that end,...produced by a very limited number of different processes wben combined in various ways ; and also at the length of time which sometimes elapses before the full... | |
 | Jacob Bigelow - Industrial arts - 1840 - 418 pages
...susceptibility evinced by the nitrate of silver, when exposed to the rays of a powerful light. He says, " In the course of my experiments directed to that end,...effect of these manifests itself with certainty. For I have found, that images formed in this manner, which have appeared in good preservation, at the end... | |
 | Jacob Bigelow - Industrial arts - 1840 - 424 pages
...susceptibility evinced by the nitrate of silver, when exposed to the rays of a powerful light. He says, " In the course of my experiments directed to that end,...effect of these manifests itself with certainty. For I have found, that images formed in this manner, which have appeared in good preservation, at the end... | |
 | Physics - 1839 - 1198 pages
...(fortunately) before I read it, already discovered a method of overcoming this difficulty, and offixing the image in such a manner that it is no more liable...effect of these manifests itself with certainty. For I have found that images formed in this manner, which have appeared in good preservation at the end of... | |
 | 1839 - 868 pages
...conquered the difficulty which had destroyed the hopes of the former chemists. Mr. Talbot continues : — " In the course of my experiments directed to that end,...effect of these manifests itself with certainty. For I have found that images formed in this manner, which have appeared in good preservation at the end of... | |
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