Incoming Resources
- Firefly guide to gems, Cally Oldershaw
- Gemstones, Cally Hall ; photography by Harry Taylor ; editorial consultant, Joseph J. Peters
- Gem, the definitive visual guide
- The jeweler's directory of gemstones, a complete guide to appraising and using precious stones from cut and color to shape and settings, Judith Crowe
- Gems, the world's greatest treasures and their stories, Bernhard Graf
- Crystal and gems, from mythical properties to magical stories
- Gemstones, a concise reference guide, Robin Hansen
- Jewels, a secret history, Victoria Finlay
- Gemstones of the world, Walter Schumann ; [translated by Annette Englander and Daniel Shea]
- Philip's guide to gems, Cally Oldershaw
- Gems of the world, Cally Oldershaw
- Jewels, a secret history, Victoria Finlay