Subject Topical
- City planning--West Virginia.3
- Civil defense--Study and teaching--West Virginia.3
- Civil service--West Virginia--Examinations.3
- Coal mine accidents--West Virginia--Periodicals.3
- Coal mine accidents--West Virginia--Statistics--Periodicals.3
- Coal miners--Diseases--Appalachian Region.3
- Coal miners--Diseases--Research.3
- Coal miners--Mortality.3
- Coal miners--Societies--Periodicals.3
- Coal miners--West Virginia--Periodicals.3
- Coal mines and mining--Environmental aspects--West Virginia--Periodicals.3
- Coal mines and mining--Study and teaching (Higher)--West Virginia--Morgantown--Periodicals.3
- Coal mines and mining--United States--Periodicals.3
- Coal mines and mining--West Virginia--Safety measures.3
- Coal mines and mining--West Virginia--Statistics.3
- Coal--Pennsylvania.3
- Coal--Research--West Virginia.3
- Coal--United States.3
- Coal-fired power plants.3
- Coal-handling machinery.3