Northwest Treasure Hunter's Gem and Mineral Guide (6th Edition): Where and How to Dig, Pan and Mine Your Own Gems and Minerals, Paperback
Kathy J. Rygle
Southwest Treasure Hunter's Gem and Mineral Guide (6th Edition): Where and How to Dig, Pan and Mine Your Own Gems and Minerals, Paperback/Kathy J. Rygle
Northeast Treasure Hunter's Gem and Mineral Guide (6th Edition): Where and How to Dig, Pan and Mine Your Own Gems and Minerals, Paperback/Kathy J. Rygle
