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Google Analytics Dashboard for Coals of the Clarion quadrangle, Clarion County, PA. Coal resources of Johnstown, PA and vicinity. The Elkhorn coal field, Kentucky. The Russell Fork coal field, Virginia. Coal mining at Dante, VA. The northern part of the Cahaba coal field, Alabama.

Coals of the Clarion quadrangle, Clarion County, PA. Coal resources of Johnstown, PA and vicinity. The Elkhorn coal field, Kentucky. The Russell Fork coal field, Virginia. Coal mining at Dante, VA. The northern part of the Cahaba coal field, Alabama.

URI: https://pubs.usgs.gov/publication/b316A

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