London: Butterworths, 1986. First edition. Hardcover. 150pp. Octavo [24cm]; photo illustrated boards. Some bumping at the edges and a yellow stain on the rear board from a sticker. Butterworth's Gem Books focus on specific gem species for the expert. More
London: Butterworth & Co, 1987. First edition. Hardcover. 176pp. Octavo [24cm]; illustrated boards. Small ding to head of spine and yellow residue on rear board from sticker. Butterworth's Gem Books focus on a single species of gem, providing direct and easily accessible information to specialists. More
London: Butterworth Scientific, 1982. First edition. Hardcover. 240pp. Octavo [22.5cm]; blue boards with gilt title on spine. Illustrated dictionary of Gemmology from the publisher of the Butterworth Gem Books. More