Discusses the processes of photo-engraving with the goal of "[acquainting] and [familiarizing] those who buy, use and print illustrations, with the processes of photo-engraving, to the end that the information will lead to better understanding and planning to achieve economy, quality and satisfaction in the end product--letterpress printing." -Publisher's Foreword. With sections on selecting and treating originals for reproduction, the line etching process, the halftone process, and the color process method of reproduction. Includes black-and-white photographs and facsimiles, color facsimiles, and a glossary (p. 39-63).