Region
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20th century
1
Alexandria (Va.)
1
Allegheny City (Pa.)
1
Allegheny River (Pa. and N.Y.)
1
Allegheny River Valley (Pa. and N.Y.)
1
Allegheny, Pa
1
Baltimore (Md.)
1
Boston (Ma.)
1
Buffalo (N.Y.)
1
Congregational
1
Cumberland County (Pa.)
1
Davis Island Dam (Pa.)
1
East Liberty (Pittsburgh, Pa.)
1
Europe, Eastern
1
Fairmount Park (Philadelphia, Pa.)
1
Farrell (Pa.)
1
Fort Duquesne
1
Fort Duquesne (Penns.)
1
Fort Duquesne (Pittsburgh, Penns.)
1
George Westinghouse Memorial Bridge (Pittsburgh, Pa.)
1
Hampton (Allegheny County, Pa.)
1
Hampton (Pa. : Township)
1
Hampton (Township)
1
Hill District (Pittsburgh, Pa.)
1
Homestead (Pa.)
1
Homewood-Brushton (Pittsburgh, Pa.)
1
Houston (Tex.)
1
India, South
1
Indiana County (Pa.)
1
Iowa
1
Ireland
1
Israel
1
Knoxville (Allegheny County, Pa.)
1
Lincoln Highway (Pa.)
1
Logstown (Allegheny County, Pa.)
1
Louisiana
1
Louisville (Ky.)
1
Lycoming County (Pa.)
1
Manchester (Pittsburgh, Pa.)
1
Mississippi River
1
Monogahela Valley (Pa.)
1
Monongahela River (W. Va. and Pa.)
1
Monongahela River Valley (W. Va. and Pa.)
1
New York (N.Y.)
1
Northumberland County (Pa.)
1
Northwest, Old
1
Nouvelle-France
1
Ohio River Valley
1
Old Allegheny (Pittsburgh, Pa.)
1
Pennsylvania Daily Number (Pittsburgh, Pa.)
1
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