An account of Mr. James-Christopher Le Blon's principles of printing, in imitation of painting, and of weaving tapestry, in the same manner as brocades / [Cromwell Mortimer].

Cromwell Mortimer

Date:: [1731]

Credit: An account of Mr. James-Christopher Le Blon's principles of printing, in imitation of painting, and of weaving tapestry, in the same manner as brocades / [Cromwell Mortimer]. Source: Wellcome Collection.

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$This Art of Printing confifts in fix Articles; viz. I. To produce any Object with three Colours, and three Plates. II. To make the Drawings on each of the three Plates, fo that they may exa&ly tally., h III. To engrave the three Plates, fo as that they can¬ not fail to agree. - IV. To engrave the three Plates in an uncommon Way, fo as that they may produce 3000 and more good Prints. V. To find the three true primitive material Co¬ lour sy and to prepare them, fo as that they may be imprimable, durable, and beautiful. VI. To print the three Plates, fo as that they may agree perfectly in the Imprefiion. ' O , r-t • j i • ' ‘ ‘ ^‘ • ' ■ \ 1 \ \* * ■ * ■ <* 14 J. * r v ( 1 » A The firjt of which is the moft confiderable, com¬ prehending the Theoretical Part of the Invention ; and the other five are fubfervient to bring it into me* chanical Praftice,. and of fuch Importance, that if any one of them be wanting, nothing can be executed with Succefs or Exaflnefs. Sometimes more than the three Platesmaybe employ’d j viz. when Beauty, Cheapnefs,, and Expedition require it. The Obfervation of the compounded Colours re¬ flected from two Pieces of Silk, of different Colours, placed near together, firfl gave him the Thought of what the EffeCt of weaving Threads of different Colours would be, when all the Threads were fo fine, as not to be diftinguifhed at a finall Diftance one from another. f ; t By r$