The Essentials of Illustration A Practical Guide to the Reproduction of Drawings & Photographs for the Use of Scientists & Others

The positive is now rinsed in water, and is sometimes stained with an aniline dye in order to render the film more visible. Next it is developed in a stream of water until the s...

The sensitising solution is made up of gelatine and bichromate of potash dissolved in water; before use it is filtered, freed from air bubbles and heated to not more than 120 de...

Mezzotint apparently has never been used for the reproduction of scientific subjects. Indeed, in a sense, this process is much too artistic for the purpose. At their best, illus...

Produced by Lesley Halamek, Chris Curnow and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by Th...

In shading, the effect of shadow may be obtained by increasing the thickness of the lines, but they must not be drawn too closely together; on the other hand, the lighter parts...

The advantages to a reader of having the illustrations in the text has already been commented upon. It is about the only method commonly employed in which practically everything...