Region
United States
529
Pennsylvania
56
Canada
52
États-Unis
32
Philadelphia (Pa.)
20
Philadelphia
17
USA
15
California
14
New York (N.Y.)
14
Chicago (Ill.)
10
Europe
10
Penn
10
New York (State)
9
New Jersey
8
New York
8
Massachusetts
7
Pittsburgh (Pa.)
7
Cleveland (Ohio)
6
Maryland
6
Michigan
6
Québec
6
Québec (Province)
6
Soviet Union
6
Czechoslovakia
5
Illinois
5
Indiana
5
Ontario
5
Rhode Island
5
Ukraine
5
Australia
4
Detroit (Mich.)
4
Great Britain
4
New England
4
North Dakota
4
Pennsylvanie
4
Toronto (Ont.)
4
United States, Pennsylvania
4
Wisconsin
4
Alberta
3
America
3
Austria
3
Boston (Mass.)
3
Detroit
3
Germany
3
Ireland
3
Kanada
3
Minnesota
3
Mississippi
3
Nouvelle-Angleterre
3
Ohio
3
more ...