COPPER PLATE (n.)
BATE, John, The Mysteryes of Nature and Art : Conteined in foure severall Tretises, The first of water workes The second of Fyer workes. The third of Drawing, Colouring, Painting, and Engraving. The fourth of divers Experiments as wel serviceable as delightful: partly Collected, and partly of the Authors Peculiar Pratice, and Invention, London, Ralph Mab - Thomas Harper, 1634.1 quotations
How to smooth and pollish Copper Plates.
Because that in the printing with Copper Plates, the least stratch, though it be scarce visible, receiveith its impression, and so many times disgraceth the worke : I have set downe a way to smooth plates for impression. […].