human
Drawing and Engraving, a Brief Exposition of Technical Principles and Practice (London: Adam and Charles Black, 1892),
gpt
The Photographic Reproduction of Drawings, by Col. J. Waterhouse (Kegan, Paul, & Co., 1890),
human
Lessons in Art, by Hume Nisbet (Chatto & Windus, 1891), are portable and useful books, full of technical information. Sir Henry Trueman Wood's
gpt
Modern Methods of Illustrating Books, and Mr. H. R. Robertson's
human
Pen and Ink Drawing