The Book of Diamonds : Kessinger Publishing : 9781432602987 : 1432602985 : 15 Oct 2004 : The Book of Diamonds: Their Curious Lore, Properties, Tests and Synthetic Manufacture 1940 by J. Willard Hershey is a comprehensive guide to diamonds. The book covers the history, properties, and lore of diamonds, as well as their manufacture and testing. It includes information on the various types of diamonds, such as natural, synthetic, and imitation, and how to distinguish between them. The book also provides detailed information on the physical and chemical properties of diamonds, including their hardness, color, and clarity. Additionally, it explains the various tests used to determine the authenticity of diamonds, such as the scratch test and the thermal conductivity test. The book is a valuable resource for anyone interested in diamonds, whether as a gemstone, investment, or scientific curiosity.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imp