Region
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China
6
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6
Pennsylvania--Politics and government
6
Pennsylvania--Social life and customs
6
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6
Spain
6
West (U.S.)
6
Baltimore
5
California
5
India
5
Latin America
5
Mexico
5
Northampton County (Pa.)
5
Ohio River Valley
5
Paris
5
Philadelphia (Pa.)--Commerce
5
Scotland
5
Texas
5
Ukraine
5
Alabama
4
Amérique
4
Boston (Mass.)
4
Brazil
4
Bucks County (Pa.)
4
New Mexico
4
New York (État)
4
Northampton County
4
Paris (France)
4
Philadelphia (Pa.)--Economic conditions--20th century
4
Poland
4
Québec (Province)
4
Scranton
4
Soviet Union
4
Tennessee
4
United States--Politics and Government--19th century
4
Yorktown
4
Barbados
3
Burlington
3
Carlisle
3
Charleston (S.C.)
3
Colombia
3
Delaware County (Pa.)
3
Fairmount Park
3
Fairmount Park (Philadelphia, Pa.)
3
Franklin (Venango County, Pa.)
3
Italy
3
Kansas
3
Kentucky
3
London (England)
3
Louisiana
3
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