A supplement to Ures Dictionary of Arts, Manufactures, and Mines, : containing a clear exposition of their principles and practice. . nts is then stretched tightlya woollen sieve; the surface of this cloth is cemented withmelted resin string about ^ of an inch thick, following theconfigurations of the compartments; the use of this is toprevent the colors mixing and becoming blended at theedges. Colors are now put in the reservoirs, which are keptfilled up above the height of the cloth, so that a gentle pres-sure is exerted against the under side of the sieve. Thecolors are made of such a thick
A supplement to Ures Dictionary of Arts, Manufactures, and Mines, : containing a clear exposition of their principles and practice. . nts is then stretched tightlya woollen sieve; the surface of this cloth is cemented withmelted resin string about ^ of an inch thick, following theconfigurations of the compartments; the use of this is toprevent the colors mixing and becoming blended at theedges. Colors are now put in the reservoirs, which are keptfilled up above the height of the cloth, so that a gentle pres-sure is exerted against the under side of the sieve. Thecolors are made of such a thickness as to pass through thecloth, and keep the upper surface moist, but still not toothin, or they would spread when printed. The sieve beingthus prepared, the block is famished with guides, which,working against the sides of the sieve frame, constrain theblock to be always dipped in one place, and thus each partof the pattern finds itself furnished with its proper the compartments for the colors axe made of metal when required to be durable,so as to serve for a large number of pieces of th« same pattern. ?97.
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Keywords: ., bookcentury1800, bookdecade1860, bookpublishernewyo, bookyear1864
