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" To an aqueous solution of prot-iodide of iron add first an equal volume of acetic acid, and then ten volumes of alcohol. Allow the mixture to repose two or three days. At the end of that time it will have changed color, and the odor of acetic acid, as... "
The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art - Page 130
1852
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The Repertory of patent inventions [formerly The Repertory of ..., Volume 19

1771
...alcohol will have disappeared, and the liquid will have acquired a peculiar but agreeable vinous odour. It is in this state that I prefer to employ it. 6....solution is made of nitrate of silver, containing about seventy grains to one ounce of water. To three parts of this add two of acetic acid. Then if the prepared...
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The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 3

Industrial arts - 1852
...results are much influenced by this part of the process. 3. Dip the plate into this solution, and then let it dry spontaneously. Faint prismatic colors will...is rapidly dipped once or twice into this solution, it acquires a very great degree of sensibility, and it Ought then to be placed in the camera without...
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The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 3

Industrial arts - 1852
...results are much influenced by this part of the process. 3. Dip the plate into this solution, and then let it dry spontaneously. Faint prismatic colors will...is rapidly dipped once or twice into this solution, it acquires a very great degree of sensibility, and it ought then to bo placed in the camera without...
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Photography

Robert Hunt - Photography - 1853 - 329 pages
...alcohol will have disappeared, and the liquid will have acquired a peculiar but agreeable vinous odour. It is in this state that I prefer to employ it. 6....is rapidly dipped once or twice into this solution, it acquires a very great degree of sensibility, and it ought then to be placed in the camera without...
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A Manual of Photography

Robert Hunt - Calotype - 1852 - 321 pages
...alcohol will have disappeared, and the liquid will have acquired a peculiar but agreeable vinous odour. It is in this state that I prefer to employ it. 6....is rapidly dipped once or twice into this solution, it acquires a very great degree of sensibility, and it ought then to be placed in the camera without...
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Researches on Light in Its Chemical Relations: Embracing a Consideration of ...

Robert Hunt - Light - 1854 - 396 pages
...alcohol, will have disappeared, and the liquid will have acquired a peculiar, but agreeable, vinous odour. It is in this state that I prefer to employ it. "...solution is made of nitrate of silver, containing about seventy grains to one ounce of water. To three parts of this add two of acetic acid. Then, if the prepared...
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The British Journal of Photography, Volume 27

Photography - 1880
...alcohol will have disappeared, and the liquid will have acquired a peculiar but agreeable vinous odour. It is in this state that I prefer to employ it. —...solution is made of nitrate of silver, containing about seventy grains to one onnce of water. To three parts of this add two of acetic acid. Then, if the prepared...
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Annual Report of the Board of Regents of the Smithsonian Institution

Smithsonian Institution. Board of Regents - 1905
...acquired a peculiar but agreeable vinous odor. It is in this state that I prefer to employ it. (!. Into the iodide thus prepared and modified the plate...of nitrate of silver, containing about 70 grains to 1 ounce of water. To 3 parts of this add '2 of acetic acid. Then, if the prepared plate is rapidly...
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Philosophical Magazine: A Journal of Theoretical, Experimental and Applied ...

Physics - 1852
...alcohol will have disappeared, and the liquid will have acquired a peculiar but agreeable vinous odour. It is in this state that I prefer to employ it. 6....moderate daylight, avoiding however the direct solar ray*. 7. A solution is made of nitrate of silver, containing about 70 grains to one ounce of water....
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Congressional Serial Set

United States - 1905
...an aqueous solution of proto-iodide of iron add, first, an equal volume of acetic acid, and then 10 volumes of alcohol. Allow the mixture to repose two...of nitrate of silver, containing about 70 grains to 1 ounce of water. To 3 parts of this add 2 of acetic acid. Then, if the prepared plate is rapidly dipped...
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