Jackson / Quakertown / Freeport / Greene / Pikeville / New York / Pottsville / Morgantown / Athens / Prairieville / Pittsburgh / Reston / Washington / Pennsylvanian System / Pocahontas / Eble / /
Company
Economic Survey Coal / Allegheny Group / Pennsylvanian (Carboniferous) Systems / Norton / Crab Orchard Mountains Group / Breathitt Group / Conemaugh Group / The Monongahela Group / Llewellyn Group / Southern / Permian Systems / Alleghany / Pennsylvanian Systems / Ames / Crooked Fork Group / Donaldson / Monongahela Groups / Garrett / Lower Pottsville Group / Dunkard Group / Gizzard Group / /
Continent
America / Antarctica / /
Country
Greenland / New Zealand / United States / /
Event
Man-Made Disaster / /
Facility
Cincinnati arch / Ohio University / American Geological Institute / Selected plant / plant Callipteris / /
IndustryTerm
basin coal-mining districts / chemical / /
NaturalFeature
Rich Mountain / Brush Creek / Pine Mountain / Appalachians / Pond Creek / Georges Creek / Sand Mountain / Campbell Creek / Lookout Mountain / /
OperatingSystem
Fork / /
Organization
Sewanee / Ohio University / Energy Information Agency / U.S. Department of the Interior U.S. Geological Survey Suggested / Canadian Society / International Congress / /
Person
Michael H. Trippi / Leslie F. Ruppert / Thomas / Jr. / Robert T. Ryder / B.M. Blake / Jr. / Sharon / /
Kentucky / West Virginia / Ohio / Virginia / Alabama / Maryland / Washington / Tennessee / Pennsylvania / Mississippi / Nova Scotia / /
PublishedMedium
the Eagle / /
Region
western Virginia / southern Ohio / central Pennsylvania / Northern Tennessee / Southwest Virginia / western Pennsylvania / Southern West Virginia / Eastern United States / central Tennessee / southeastern Ohio / western Maryland / northeastern Tennessee / Southern Tennessee / northeastern Ohio / eastern Kentucky / eastern Pennsylvania / Southeastern United States / Northern West Virginia / Northwest / southwestern Virginia / southeastern Kentucky / West Virginia / central Appalachians / southeastern West Virginia / /
Correlation Chart of Pennsylvanian Rocks in Alabama, Tennessee, Kentucky, Virginia, West Virginia, Ohio, Maryland, and Pennsylvania Showing Approximate Position of Coal Beds, Coal Zones, and Key Stratigraphic Units