 | 1771 - 432 Seiten
...manner before directed, and with this liquid I wash the paper all over with a soft camel-hair brush. I then hold it before a gentle fire, and in a short time (varying from a few seconds to a minute or two) the image begins to appear upon the paper. Those parts... | |
 | 1847 - 676 Seiten
...may be rendered visible by the following process : — " Take some of the gallo-nitrate of silver, and with a soft camel's-hair brush wash the paper...parts upon which the light has acted most strongly will become brown or black, while the others remain white. The image con.tinnes to grow more and more... | |
 | 1847 - 610 Seiten
...the following process : — " Take some of the gallonitrate of silver, and with a soft camel'shair brush wash the paper all over with this liquid, then...begin to appear, and those parts upon which the light Las acted most strongly will become brown or black, while the others remain white. The image continues... | |
 | United States. Patent Office - 1848 - 840 Seiten
...before directed, and with this liquid I wash the paper all over -with a soft camel's hair brush. I then hold it before a gentle fire, and in a short time, (varying from a few seconds to a minute or two,) the image begins to appear upon the paper. Those parts... | |
 | 1854 - 816 Seiten
...manner before directed, and with this liquid I wash the paper all over with a soft camel-hair brush, I then hold it before a gentle fire, and in a short time (varying from a few seconds to a minute or two) the image begins to appear upon the paper. Those parts... | |
 | Great Britain. Court of Common Pleas - 1855 - 590 Seiten
...manner before directed, and with this liquid I wash the paper all over with a soft camel hair brush. I then hold it before a gentle fire, and, in a short time (varying from a few seconds to a minute or two), the image begins to appear upon the paper. Those parts... | |
 | Frederick Pollock, Robert Campbell, Oliver Augustus Saunders, Arthur Beresford Cane, Joseph Gerald Pease, William Bowstead - 1908 - 936 Seiten
...before directed, and with this liquid I wash the paper all over with a soft camel hair brush. TALBOT I then hold it before a gentle fire, and, in a short time (varying LA ROCHE, from a few seconds to a minute or two), the image begins to appear upon the paper.... | |
 | 1851 - 412 Seiten
...manner : — Take some of the gallo -nitrate of silver above mentioned, and, with a soft camel'shair brush, wash the paper all over with this liquid; then hold it before a gen tie \ fire, and in a short time the image will begin to appear ; and those parts upon which the... | |
 | United States. Patent Office - 1848 - 1028 Seiten
...manner before directed, and with this liquid I wash the paper all over with a soft camel's hair brush. I then hold it before a gentle fire, and in a short time, (varying from a few seconds to a minute or two,) the image begins to appear upon the paper. Those parts... | |
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... an invisible image, and I have discovered the means of causing this image to become visible. This is performed as follows : — I take some gallo-nitrate of silver, prepared in the manner before directed, and with this liquid I wash the paper all... 