Other
United States
8
Pennsylvania
7
Philadelphia (Pa.)
5
Philadelphia
3
États-Unis
2
Alexandria
1
Alexandria (Pa.)
1
Bethlehem Steel Company
1
États-Unis (Sud)
1
Grandes Plaines
1
Great Plains
1
Hershey (Pa.)
1
Lancaster (Pa.)
1
Memphis
1
Netherlands
1
Pennsylvanie
1
Philadelphia Region
1
Philadelphia Region (Pa.)
1
Philadelphie
1
Pittsburgh
1
Pittsburgh (Pa.)
1
Poland
1
Southern States
1
Tennessee
1