books galore!
General
How to Identify Prints. Gascoigne, Thames and Hudson, 1986
Looking at Prints, Drawings, and Watercolors. Goldman, BMP/Getty, 1988
Guide to the Collecting and Care of Original Prints. Zigrosser & Gaehde, Crown, 1965
A History of Engraving & Etching. Hind, Houghton Mifflin, 1923
Techniques
The Artist’s Handbook of Materials & Techniques, Mayer, Viking, 1940/ 5th, 1991
Monotype/Monoprint: History & Techniques. Wisneski, Bullbrier, 1995
The Tamarind Book of Lithography. Antreasian, etc, Abrams, 1971
Polyester Plate Lithography. Roberts, Writers Press, 2001
Silkscreen as a Fine Art. Chieffo. Van Nostrand Reinhold, 1967
Japanese Woodblock Print Workshop. Vollmer, Watson Guptill, 2015
Intaglio Printmaking Techniques. Leaf, Watson Guptill, 1976
The Contemporary Printmaker. Howard, Write-Cross, 2003
The Etcher’s Studio. Geisert, Houghton Mifflin, 1997 (juv.)