A printing press is a mechanical machine that transfers ink onto materials such as paper or cloth by applying pressure to an inked surface. It marked a major advance on earlier methods, in which ink was applied to the printing surface and the paper was rubbed by hand to transfer it.
A printing press is a mechanical machine that transfers ink onto materials such as paper or cloth by applying pressure to an inked surface. It marked a major advance on earlier methods, in which ink was applied to the printing surface and the paper was rubbed by hand to transfer it.
Source: Wikipedia "Printing press" · CC BY-SA 4.0
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