Snelling, Henry Hunt, 1816-1897 · [New York : W.B. Smith] · leaf 242
borders; besides, wefacilitate the equal diffusion of the liquid 1852. The Photographic Art-Journal. 233 by inclining the mandrel in various ways.According as I lean it the angle is left bare,and prevents the coating from taking place.I will explain this more fully when 1 cometo speak of the silver… … When we see a multitude of little ridgesforming upon the coating, they should, bedestroyed, as they will have a very disa-greeable effect, since they will be reproduc-ed upon the positive proof. We cancause them to disappear by reversing theplate alternately from A to D and from C toB, moving it…
Photography · Art and photography
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