Region
United States
473
Canada
48
Pennsylvania
40
États-Unis
20
Philadelphia (Pa.)
17
New York (N.Y.)
14
California
12
Chicago (Ill.)
10
Europe
10
Philadelphia
10
USA
10
Penn
8
New Jersey
7
New York (State)
7
Pittsburgh (Pa.)
7
Cleveland (Ohio)
6
Massachusetts
6
Michigan
6
New York
6
Illinois
5
Indiana
5
Ontario
5
Rhode Island
5
Australia
4
Detroit (Mich.)
4
Great Britain
4
Maryland
4
North Dakota
4
Soviet Union
4
Toronto (Ont.)
4
Wisconsin
4
Alberta
3
Austria
3
Boston (Mass.)
3
Czechoslovakia
3
Detroit
3
Ireland
3
Kanada
3
Minnesota
3
Ohio
3
Québec
3
Québec (Province)
3
Slavic countries
3
Texas
3
Ukraine
3
Utah
3
America
2
Baltic States
2
Boston
2
Cambridge (Mass.)
2
more ...