Libros de GemStone Press

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  Engagement & Wedding Rings (3rd Edition): The Definitive Buying Guide for People in LoveAntonio C. Bonanno
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  Gem Identification Made Easy (4th Edition): A Hands-On Guide to More Confident Buying & SellingAntonio C. Bonanno
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  Jewelry & Gems—The Buying Guide (7th Edition): How to Buy Diamonds, Pearls, Colored Gemstones, Gold & Jewelry with Confidence and KnowledgeAntonio C. Bonanno
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  Northeast Treasure Hunter's Gem & Mineral Guide (5th Edition): Where and How to Dig, Pan and Mine Your Own Gems and MineralsKathy J. Rygle
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  Northwest Treasure Hunter's Gem and Mineral Guide (5th Edition): Where and How to Dig, Pan and Mine Your Own Gems and MineralsKathy J. Rygle
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  Northwest Treasure Hunter's Gem and Mineral Guide (6th Edition): Where and How to Dig, Pan and Mine Your Own Gems and MineralsKathy J. Rygle
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  Southwest Treasure Hunter's Gem and Mineral Guide (6th Edition): Where and How to Dig, Pan and Mine Your Own Gems and MineralsKathy J. Rygle
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  The Pearl Book (4th Edition): The Definitive Buying GuideAntoinette Matlins, PG, FGA
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  Chelsea and Synthetic Emerald Filters Made Easy: The "RIGHT-WAY" Guide to Using Gem Identification ToolsAntoinette Matlins
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  Northeast Treasure Hunter's Gem and Mineral Guide (6th Edition): Where and How to Dig, Pan and Mine Your Own Gems and MineralsKathy J. Rygle
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  Dichroscopes Made Easy: The "RIGHT-WAY" Guide to Using Gem Identification ToolsAntoinette Matlins
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  Southwest Treasure Hunter's Gem and Mineral Guide (5th ed.): Where and How to Dig, Pan and Mine Your Own Gems and MineralsKathy J. Rygle
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  Loupes Made Easy: The "RIGHT-WAY" Guide to Using Gem Identification ToolsAntoinette Matlins