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Kathleen Weidner Zoehfeld
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Agate Hunting on the Oregon...
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Rocks and Minerals!: With 25...
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Rockhounding Pennsylvania and...
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Rockhounding Colorado
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Lake Michigan Rock Picker's...
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Weird But True! Know-It-All...
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National Geographic Kids
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Jump Into Science: Sand
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Agates of Lake Superior:...
Bob Lynch,
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Rockhounding New Mexico
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Agate Hunting Made Easy
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Older Than Dirt: A Wild But...
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The Practical Geologist: The...
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Minerals, Rocks, and Soil
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Rockhounding Wyoming
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Pocket Eyewitness Rocks and...
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Rock Pickers Guide to Lake...
Mark Sparky Stensaas
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Amazing Agates: Lake Superior...
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Fossils for Kids: An...
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Rockhounding Southern...
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Rocks and Minerals of...
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Rocks, Gems and Minerals: A...
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A Guide Book of Minerals,...
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Sci-Hi Earth and Space...
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Rocks & Minerals (L2, Spanish)
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