How to make pictures : easy lessons for the amateur photographer (1887)
Price, Henry Clay · New York : Scovill Manufacturing Co. · leaf 96
cation, the second beginning with the end at which the lirst finished, securing a general equality of the film which no film Eg.lL. on glass attains as a rule, and at the same time obviating in the one application any defects which the other may have had. I am informed that the machinery employed… … such as extreme uniformity of coating, great sensitiveness, freedom from halation, and other accidental defects often found in glass plates, at a cost much below that of ordinary dry plates, and of equal excellence. The paper possesses a won¬ derfully fine close texture, and its surface is coated…
Photography
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