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Author's Description of techniques to drill, complete, and develop wells and to test and sample aquifers at a surface coal mine in northwestern Colorado
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descriptionoftechniquestodrillcompleteanddevelopwellsandtotestandsampleaquifersatasurfacecoalmineinnorthwesterncolorado
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Description of techniques to drill, complete, and develop wells and to test and sample aquifers at a surface coal mine in northwestern Colorado
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