Region
Allegheny County (Pa.)
18
Pennsylvania
7
Allegheny County
3
Pittsburgh (Pa.)
3
Logstown (Allegheny County, Pa.)
2
Washington County (Pa.)
2
Allegheny Co
1
Allegheny County (Pa.)--History
1
Allegheny County, Pa
1
Cambria County (Pa.)--History
1
Cambria County (Pa.)--Maps
1
Crawford County (Pa.)--History
1
Erie County (Pa.)--History
1
Erie County (Pa.)--Maps
1
Indiana County (Pa.)--History
1
Indiana County (Pa.)--Maps
1
New Texas (Pa.)
1
Peters Creek Valley (Pa.)
1
Pittsburgh
1
Plum
1
Plum (Allegheny County, Pa.)
1
United States
1