Photo-engraving, Photo-etching and Photo-lithography in Line and Half-tone Also Collotype and Heliotype

"Photo-engraving, Photo-etching and Photo-lithography in Line and Half-tone" by W. T. Wilkinson is a guide from the late 1800s that explains different ways to make prints using photography, aimed at experts in photography and engraving. It focuses on methods that use lines and shades to create quality prints. The author's introduction gives information about how printing methods were changing at the time and how photography was improving printing. Wilkinson wanted to make the book better by adding new information from France and Germany, as well as ideas from other professionals. The beginning chapters list the important tools and supplies needed to make photographic negatives, explaining how to prepare things like wet collodion and how to develop and coat plates carefully, setting up the reader to discover and learn the details of engraving and lithography.