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More by Ralph Walter Stone
Gypsum Deposits of the United States: Issues 697-701
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Molding Sands of Pennsylvania
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Gypsum Deposits of the United States
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Coal Resources of the Russell Fork Basin in Kentucky and Virginia
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Gypsum Deposits of the United States
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Guidebook of the Western United States: The Overland route with a side trip to Yellowstone Park, Part 2
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Guidebook of the Western United States: Part B. The Overland Route with a Side Trip to Yellowstone Park, Part 2
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Guidebook of the Western United States: Part C. The Santa Fe Route with a Side Trip to the Grand Canyon of the Colorado, Issues 612-614
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... Geology of the Rangely Oil District, Rio Blanco County, Colorado: With a Section on the Water Supply, Issues 346-350
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