Mineral book:"The book of opals", Wildred Charles Eyles, 1964

Description

Here is an older book on opals, from Wilfred Eyles in 1964 but still considered a standard work. Given the age of this book, this book is in excellent condition, and should be part of any library on opals. As photo's show, this book is in good condition.
Please be advised, I ship with Priority shipping, padded envelope.