The scandals, mysteries, and human stories behind the world's greatest gems are brought to life by the curator of the Smithsonian's National Gem Collection Dr. Jeffrey E. Post, curator of the National Gem Collection for more than 25 years, separates fact from fiction in an all-new and original book, revealing fresh information and regaling the reader with anecdotes and tales of some of the world's greatest and most famous gemstones. Dr. Post is the...