My father was an avid Southern California rock hound going back to the 40s, is collection of information is quite in depth, and often reveals details. Long forgotten.

The outer cover shows age where, as to the edges of the pages show yellowing

The product is a first edition hardcover textbook titled "Physical Gemology" written by Sir James Walton and published in 1952 by Pitman Publishing Corp. This illustrated book is a fifth edition and is written in English, focusing on the topics of medical and general medicine. The hardcover binding adds to its collectible value, making it a unique addition to any antiquarian or collector's library.