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化學(xué)配方數(shù)據(jù)庫
配方類型: PHOTOGRAPHY
配方說明: Glycerin "Sandwich" for Photography
配方組成:
配制方法: For enlarging a photo from a wet negative, make a glycerin "sandwich," using glass carriers. To do this, a little glycerin goes onn the center of one glass, then the wet negative, then a little more glycerin topped by the other glass. Air bells are removed by squeezing lightly.

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