Region
Pennsylvania
159
United States
46
California
8
New Jersey
8
Schuylkill County
8
Virginia
8
Penn
6
Scranton
6
Luzerne County
5
Kentucky
4
Mauch Chunk (Pa.)
4
Scranton (Pa.)
4
West Virginia
4
Wyoming Valley
4
Californie
3
Carbon County
3
Centralia
3
Centralia (Pa.)
3
Colorado
3
Illinois
3
Japan
3
Lackawanna County
3
Lancaster County (Pa.)
3
Appalachian Mountains
2
Bradford County
2
Carbon County (Pa.)
2
Chaunis Temoatan
2
Clinton County
2
Cornwall
2
Lancaster County
2
Lebanon Co
2
Luzerne Co
2
Massachusetts
2
McKean County
2
Minnesota
2
Nevada
2
North Carolina
2
Northumberland County
2
Pacific States
2
Pennsylvanie
2
Pottsville
2
Rocky Mountains
2
West (U.S.)
2
Wyoming Valley (Pa.)
2
Accidents
1
Africa
1
Alaska
1
Appalachian Region
1
Barclay Coal Bed (Bradford County, Pa.)
1
Black Hills (S.D. and Wyo.)
1
more ...