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Frontier Lady of Letters -...
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Al Ring
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Hope Diamond: The Legendary...
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Opals
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Under Ohio: The Story of Ohio...
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Help, I Have to Teach Rock...
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The Small and Mighty Book of...
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What a Rock Can Reveal: Where...
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Fifty Minerals That Changed...
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Jump Into Science: Rocks and...
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William Smith's Fossils...
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Edgar Cayce's Sacred Stones:...
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Seeing Underground: Maps,...
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Rockhound and Prospector's...
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National Geographic Visual...
Michael Allaby
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Rocks and Minerals: Get the...
Chris Eboch,
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What Are Crystals?
Molly Aloian
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Rockhounding Wyoming: A Guide...
Kenneth L Graham
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Exploring Caves: Journeys...
Nancy Holler Aulenbach
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Of Men and Gold
Stephen B Shaffer
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The Vitamin Book
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Joseph A Romano (Photographer)
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The Bat in My Pocket: A...
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Maine Mining Adventures
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Beulah: A Biography of the...
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