Region
Pennsylvania
Pennsylvanie
Philadelphia
32
Philadelphie
32
Philadelphia (Pa.)
21
United States
11
États-Unis
7
Germany
2
Helvetia
2
Helvetia (Pa.)
2
Helvetia (Penns.)
2
Philadelphia, Pa
2
Allemagne
1
Amérique du Nord
1
Bedford County
1
Bedford County (Pa.)
1
Berks (Comté)
1
Berks County
1
Berks County (Pa.)
1
Carbondale
1
Carbondale (Pa.)
1
Caroline du Nord
1
Charlottesville
1
Charlottesville (Va.)
1
Chester (Comté)
1
Chester County
1
Chester County (Pa.)
1
Czech Republic
1
Düsseldorf
1
Düsseldorf (Germany)
1
England
1
Franzosen
1
Hopewell Furnace National Historic Site
1
Hopewell Furnace National Historic Site (Pa.)
1
Hopewell Furnace National Historic Site (Penns.)
1
Lackawanna
1
Lackawanna County
1
Lehigh River Valley
1
London
1
London (England)
1
McKeesport
1
McKeesport (Pa.)
1
Mexico
1
México
1
Mülheim an der Ruhr
1
Mülheim an der Ruhr (Germany)
1
Nordamerika
1
North Carolina
1
Pennsyllvania
1
Pensilvania
1
more ...