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- Mining methods used in the Grundy coal field of Buchanan County, Va.
- Longwall mining methods in some mines of the Middle Western states
- Some aspects of strip mining of bituminous coal in Central and South Central states
- Truck vs. rail haulage in bituminous-coal strip mines
- Multiple-shift mechanical mining in some bituminous coal mines.
- Reclamation of stripped coal land
- Multiple-shift mechanical mining in some bituminous coal mines.