Region
United States
12
Pennsylvania
5
East (U.S.)
2
Great Britain
2
Ireland
2
Philadelphia
2
Virginia
2
Africa
1
Allegheny Mountains
1
Asia
1
Beaver County (Pa.)
1
Butler (Butler Co., Pa.)
1
Butler County (Pa.)
1
Canada
1
Central America
1
Conemaugh Valley
1
Delaware
1
Denmark
1
Europe
1
Finland
1
Germany
1
Iceland
1
Irlande
1
Luzerne County (Pa.)
1
Mexico
1
New Jersey
1
New York (State)
1
Norway
1
Oceania
1
Pennypack (Philadelphia, Pa.)
1
South America
1
Sweden
1
Ulster (Northern Ireland and Ireland)
1
Virginie
1
Wales
1
Westmoreland County (Pa.)
1