Region
Pennsylvania
13
Philadelphia
9
United States
5
Altoona (Pa.)
2
Elmira (N.Y.)
2
Greenwood Furnace State Park (Pa.)
2
Huntingdon County (Pa.)
2
Milroy (Pa.)
2
New Cumberland (Pa.)
2
Berks County (Pa.)
1
Frederick Co
1
Gloucester
1
Gloucester City
1
Lancaster County (Pa.)
1
Locust Street (Philadelphia, Pa.)
1
Louisiana
1
New Jersey
1
Penn
1
Pennsylvanie
1
Philadelphie
1
Virginia
1