Gemstones of the World - Hardcover By Walter Schumann - VERY GOOD

Gemstones

Gemstones (DK Pockets) - Paperback By DK Publishing - ACCEPTABLE

Gemstones of the World, Revised Edition - hardcover Schumann, Walter

Gemstones (DK Pockets) by DK Publishing

Gemstones (Eyewitness Handbooks) by Hall, Cally

Gemstones: A Complete Color Reference for Precious and Semiprecious Stones o...

Handbooks: Gemstones: The Clearest Recognition Guide Available (DK Smithsoni...