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Books by Steven M. Hoffman

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4 books found
Rock Study: A Guide to Looking at Rocks (Rock It!)
Rock Study: A Guide to Looking at Rocks (Rock It!)
By: Steven M. Hoffman
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Weathering and Erosion: Wearing Down Rocks (Rock It!)
Weathering and Erosion: Wearing Down Rocks (Rock It!)
By: Steven M. Hoffman
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Gems, Crystals, and Precious Rocks (Rock It!)
Gems, Crystals, and Precious Rocks (Rock It!)
By: Steven M. Hoffman
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Fossils: History in the Rocks (Rock It!)
Fossils: History in the Rocks (Rock It!)
By: Steven M. Hoffman
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