Region
Berks County (Pa.)
Pennsylvania
24
Berks County
20
Schuylkill County (Pa.)
6
Lancaster County (Pa.)
4
Lebanon County (Pa.)
4
Chester County (Pa.)
3
Dauphin County (Pa.)
3
Lebanon County
3
Lehigh County (Pa.)
3
Montgomery County (Pa.)
3
Schuylkill County
3
Germany
2
Hopewell Furnace National Historic Site (Pa.)
2
Lycoming County
2
Lycoming County (Pa.)
2
Montgomery County
2
Pennsylvanie
2
Philadelphia (Pa.)
2
Alsace (Pa. : Township)
1
Bally
1
Bally (Pa.)
1
Berks (Comté)
1
Berks co
1
Centre County (Pa.)
1
Clinton County (Pa.)
1
Dane County
1
Dane County (Wis.)
1
Dauphin County
1
Evanston
1
Evanston (Ill.)
1
Fleetwood (Pa.)
1
Franklin County (Pa.)
1
Glen Tilt Farm (Wernersville, Berks County, Pa.)
1
Hopewell Furnace National Historic Site
1
Hopewell Furnace National Historic Site (Penns.)
1
Illinois
1
Juniata County (Pa.)
1
Lancaster County
1
Lehigh County
1
Monroe County (Pa.)
1
New Jersey
1
Northumberland County (Pa.)
1
Nova Scotia
1
Philadelphia
1
Philadelphia County (Pa.)
1
Reading
1
Reading (Pa.)
1
Snyder County (Pa.)
1
Tulpehocken Township (Berks County, Pa.)
1
more ...