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Mineral resources in permian rocks of Southwest Montana / by Roger W. Swanson.

By: Swanson, Roger W, 1914-.
Material type: materialTypeLabelBookSeries: Geological Survey Professional Paper; 313-E.Publisher: Washington : United States Government Printing Office, 1970Description: P. 661-777 + 4 map. --.Content type: Texto (visual) Media type: sin mediación Subject(s): Estratigrafía | Montana
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