Snelling, Henry Hunt, 1816-1897 · [New York : W.B. Smith] · leaf 88
75 of the day; it is greater in the morningand in the afternoon than in the middle ofthe day, and it is less at 2 p. m. than at 10a.m.; M. Daguerre noticed this latter fact.The alteration which the colors undergo is also not the same on the exposure of theplate to the light at one hour as another… … OF THE PROCESS OF LAYING THE COLORSON THE GLASS. ^HE manipulation of theprocess of laying the colorson the glass varies, in somemeasure, according to thedifferent kinds of glass-painting, which thereforecall for the first explana- Either the colors may be laid upona single sheet of glass, upon…
Photography · Art and photography
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