. Cotton and cotton manufacture . A Battery of Forty-eight. The printing process is a very old one, and was employed centuries Printinago in China and India, where natives used to impregnate cloth with Processcolored designs by pounding small wooden blocks carved and filledwith color on its surface. The modern printing machine has a series ofcopper rollers in which the design to be printed is etched or each roller where it is fixed in the printing press is a trough filledwith the particular coloring matter which that roller is to print on thecloth. As the mechanism revolves the roll
. Cotton and cotton manufacture . A Battery of Forty-eight. The printing process is a very old one, and was employed centuries Printinago in China and India, where natives used to impregnate cloth with Processcolored designs by pounding small wooden blocks carved and filledwith color on its surface. The modern printing machine has a series ofcopper rollers in which the design to be printed is etched or each roller where it is fixed in the printing press is a trough filledwith the particular coloring matter which that roller is to print on thecloth. As the mechanism revolves the roller is constantlv supplied withnew color, which is scraped off its surface except where the sunken de-sign holds it, by a knife, called the doctor. If the design calls for sixcolors there will be six rollers at work, and so on up to fourteen colorsat a single run through the press. 41. Engraving Plate. Engraving An infinite number of designs are printed, and the method of getting them etched on the copper roller is a fascinatino; one. A zinc plate iscarved by hand on a greatly enlarged scale from the original sketch,and from this plate the girls who operate the pantograph machinestransfer the outlines of each color on to the copper rollers. H2l
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectcottonm, bookyear1921
