Campbell Dodgson,
Contemporary English woodcuts
(1922)
“ The development of the woodcut, in the earliest specimens of which we recognise the Gothic style of about 1390-1410, out of the printed pattern was followed before very long by the development of line engraving out of ornament engraved by the goldsmith upon vessels of silver, and that of etching out of the armourer's practice of decorating plates of steel by designs bitten in with acid. Of these two processes, the first came into use about 1430-40, and the second quite early in the sixteenth century. Every century contributes its process: the seventeenth, mezzotint ”
