The 1972 GIA Handbook of Gem Identification by R.T. Liddicoat, Jr. 9th ed. Hardcover is a vintage, educational nonfiction book focused on the topic of gems. Published by GIA in the United States, this revised edition is intended for adult readers interested in jewelry and gem identification. The hardcover format features illustrations and is written in English, making it a valuable resource for those looking to learn about gems in a comprehensive and informative manner.