Region
Berks County (Pa.)
1
Brandywine Creek (Pa. and Del.)
2
Bucks County (Pa.)
2
Burlington (Pa.)
1
Charlestown (Pa. : Township)
2
Charlestown (Pa.)
2
Charlestown School District, Chester County, Pa
2
Charlestown Township
2
Chesapeake and Delaware Canal (Del. and Md.)
1
Chester (Comté)
1
Chester (Pa.)
1
Chester Co
4
Chester County
34
Chester County (Pa.)
103
Chester Springs (Pa.)
1
Dauphin County
1
Dauphin County (Pa.)
1
Delaware County
2
Delaware County (Pa.)
5
Devon (Pa.)
1
East Bradford Township (Chester County, Pa.)
1
Easttown (Pa. : Township)
2
Elkton
1
Elkton (Md.)
1
Exton (Pa.)
1
Forks of Brandywine, Pa
2
Frankford (Philadelphia, Pa.)
1
Gwynned (Pa.)
1
Lancaster County
1
Lancaster County (Pa.)
1
Maryland
1
Montgomery County
2
Montgomery County (Pa.)
2
North Coventry (Township)
1
Parkesburg (Pa.)
1
Pennsbury (Pa. : Township)
1
Pennsylvania
52
Pennsylvanie
2
Phoenixville (Pa.)
1
Reading Furnace Farm (Pa.)
1
Rural schools
1
Sadsbury (Pa. : Township)
1
Tredyffrin (Pa. : Township)
1
Tredyffrin Township (Chester County, Pa.)
1
United States
6
Upper Uwchlan (Pa. : Township)
1
Upper Uwchlan (Township)
1
Uwchlan (Pa. : Township)
1
Valley Forge (Pa.)
2
Wallace Township (Chester County, Pa.)
1
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