Region
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Lancaster County (Pa.)
3
Lithuania
3
London (England)
3
Louisiana
3
New Mexico
3
Northwest, Pacific
3
Nouveau-Mexique
3
Philadelphia Region
3
Phillipsburg (N.J.)
3
Québec
3
Québec (Province)
3
Somerset County
3
Southwest, New
3
Soviet Union
3
Ukraine
3
West United States
3
York
3
Altoona
2
Altoona (Pa.)
2
Amérique
2
Arizona
2
Bahamas
2
Baltimore
2
Berks County
2
Boston
2
Brandywine Creek Valley (Pa. and Del.)
2
Cape May
2
Charleston (S.C.)
2
Cherry Hill (N.J. : Township)
2
Chestnut Hill (Philadelphia, Pa.)
2
China
2
Cleveland (Ohio)
2
Colorado
2
Connecticut
2
Czech Republic
2
Delaware and Raritan Canal (N.J.)
2
États-Unis (Ouest)
2
Fairmount Park (Philadelphia, Pa.)
2
Floride
2
Genesee Region (N.Y.)
2
Germantown
2
Germantown (Philadelphia, Pa.)
2
Gettysburg (Pa.)
2
Great Britain
2
Great Lakes (North America)
2
Great Plains
2
Greece
2
Hatboro (Pa.)
2
Hawaii
2
India
2
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