Geographic Subject
Alaska
1
Amérique du Nord
1
Andhra Pradesh
4
Andhra Pradesh (India)
2
Argentina
1
Asia, Southeastern
1
Australia
1
Austria
1
Belgium
1
Bihar
1
Bihar (India)
1
Brunei
1
Bulgaria
1
Burma
1
California, Southern
2
Canada
2
Caucasus
1
China
1
Devon
3
England
3
Europe
5
Former Soviet republics
4
France
7
Germany
1
Germany (East)
1
Great Basin
1
Hungary
2
India
42
Indian Ocean Region
1
Indiana
2
Indonesia
1
Iowa
1
Japan
2
Johor
1
Kedah
1
Kelantan
1
Madhya Pradesh
2
Madhya Pradesh (India)
1
Malaysia
10
Middle West
2
Morbihan
1
Morbihan (France)
1
Netherlands
3
New South Wales
1
North America
1
Ohio
1
Pakistan
3
Pays en voie de développement
1
Poland
4
Polska
2
more ...