Subject Region
United States
88
Germany
37
Great Britain
14
Europe
10
France
7
Canada
6
Balkan Peninsula
5
Argentina
4
Romania
4
Virginia
4
Brazil
3
California
3
Europe, Central
3
Greece
3
Latin America
3
Soviet Union
3
China
2
England
2
Estonia
2
India
2
Italy
2
Kenya
2
Latvia
2
Lithuania
2
Massachusetts
2
New York (State)
2
Ontario
2
Portugal
2
Alabama
1
America Latina
1
Baltic States
1
Canada, Western
1
Chile
1
Colombia
1
Colorado
1
Japan
1
Jardins Ungemach (Strasbourg, France)
1
New York
1
North Carolina
1
Oklahoma
1
Orillia
1
Southern States
1
Spain
1
Strasbourg
1
Strasbourg (France)
1
Transylvania
1