Region
United States
33
Pennsylvania
8
Rittenhouse Square (Philadelphia, Pa.)
7
New York (State)
4
Philadelphia
4
Rittenhouse Square
4
New Jersey
3
Düsseldorf
2
Düsseldorf (Allemagne)
2
États-Unis
2
Germany
2
Penn
2
Allemagne
1
Baltimore
1
Boston
1
Bucks County
1
Delaware
1
Detroit
1
États-Unis (Ouest)
1
États-Unis (ouest)
1
Greensburg
1
Maryland
1
Massachusetts
1
Michigan
1
New Hope
1
New Hope Region
1
New York
1
Northeastern States
1
Rochester
1
Scalp Level
1
Scalp Level (Pa.) in art
1
USA
1
Vermont
1
Washington (D.C.)
1
Wayne Co
1
West (U.S.)
1
West United States
1
Winterthur
1
Wyoming Valley
1
Wyoming Valley (Pa.)
1
États-Unis (ouest)
1