Is it a woodcut, an etching, or a lithograph? Is it an original stipple engraving or a photogravure reproduction?
Is the colour printed or added by hand? Arranged in self-contained sections that can be consulted individually
or as part of a larger research operation, the book simplifies accurate identification of any printed image.
Included are manual methods, and also the mechanical processes that constitute the vast majority of printed
images around us. In all some ninety different techniques are described, both monochrome and colour.