Superb collection of more than 200 authentic color and black-and-white Celtic designs from rare 7th- and 8th-century manuscripts — Book of Kells,Book of Lindisfarne — and other sources. Faithful reproductions as well as original adaptations include Gospel figures, beasts, lettering, knot work, and interlaced designs.
Here's a sample of other books in this Dover category
Chinese Design by Dover Striking compendium culled directly from rare sources: animals, birds, fish, abstracts, patterns — 200 in both full-color and black-and-white — in a remarkable diversity of styles, elegantly simple to intricately complex.
Japanese Design by Dover Superb collection of authentic Japanese art and design reproduced directly from rare and costly sources includes birds, florals, animals, fish, crests, geometric designs, and patterns. Over 260 color and black-and-white illustrations.