This is a coloring book for adults. It has 84 single-sided pages for coloring printed on 60 lb bond, letter-sized paper. The images are from prints of the surrealistic pen-and-ink drawings of John C. Holden with all their geological overtones. Seven of his prints are presented and each is followed by eleven pages of patterns generated from that print. The styles range from the figurative and organic to the abstract and geometric. They embrace a wide range of skill levels for the colorist, some being quite intricate and complex while others are more simple and open. The coloring process may...