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A great many postage stamps of the world have beenproduced by lithography and some stamps have beenproduced in the same design by both lithography andsteel engraving. Many lithographed stamps may be plated rather easily.As lithography was practiced up to a generation ago,it was necessary to reproduce on the stone as many de-signs as were to be printed. To overcome the difficultiesof reproducing the design of a stamp several hundredtimes, lithographers resorted to a multiplication process.A design would be made and transferred to a stone tentimes. Then this multiple of ten would be transferred to |
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