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You searched for: Author Eastern Energy Resource Surveys Team (Geological Survey) Remove constraint Author: Eastern Energy Resource Surveys Team (Geological Survey) Publisher National Atlas of the United States Remove constraint Publisher: National Atlas of the United States Place Minnesota Remove constraint Place: Minnesota Data type Polygon Remove constraint Data type: Polygon
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1. Coal Fields of the United States

2001. Eastern Energy Resource Surveys Team (Geological Survey). This polygon shapefile shows the coal fields of Alaska and the conterminous United States. Most of the material for the conterminous United States ... National Atlas of the United States.