Region
Pennsylvania
354
Philadelphia
321
United States
160
Penn
50
Philadelphia (Pa.)
48
New Jersey
26
États-Unis
22
Great Britain
13
Chester
9
Massachusetts
9
Pittsburgh
9
New York (State)
8
North America
8
Virginia
8
Lancaster
7
Pittsburgh (Pa.)
7
Chester (Pa.)
6
New York (N.Y.)
6
Baltimore (Md.)
5
Maryland
5
New York
5
Richmond (Va.)
5
USA
5
Amérique du Nord
4
Bucks County
4
Camden (N.J.)
4
Centralia
4
Centralia (Pa.)
4
Chicago
4
Confederate States of America
4
England
4
France
4
Illinois
4
San Francisco (Calif.)
4
South Carolina
4
Wisconsin
4
Baltimore
3
Camden
3
Cape May
3
Delaware
3
Delaware River Watershed (N.Y.-Del. and N.J.)
3
Germantown (Philadelphia, Pa.)
3
Germany
3
Harrisburg (Pa.)
3
London
3
Minnesota
3
Norwood (Pa.)
3
Ohio
3
Pennsylvanie
3
Philadelphie
3
more ...