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- Abandoned mined lands reclamation--West Virginia.2
- Arbitration--Industrial--West Virginia.1
- Big Coal River (W. Va.)1
- Blue Pennant (W. Va.)1
- Borderland Coal Corporation.1
- Byrd, Robert C.1
- Cabin Creek Strike, W. Va., 1912-1913.4
- Clarksburg Fuel Company.1
- Clay minerals--West Virginia.1
- Coal augers.1
- Coal mine accidents--West Virginia.2
- Coal mine accidents.1
- Coal miners--Labor unions--West Virginia.2
- Coal miners--Virginia.1
- Coal miners--West Virginia.5
- Coal mines and mining--Maryland.1
- Coal mines and mining--Ohio.1
- Coal mines and mining--Pennsylvania--Pittsburgh.1
- Coal mines and mining--Pennsylvania.1
- Coal mines and mining--United States.3