Geographic Subject
Africa
2
Caroline Islands
1
Communist countries
1
Congo (Brazzaville)
1
Congo (Democratic Republic)
1
Deutschland
1
Europe
1
European Union countries
2
Germany
8
Germany (East)
1
Germany (West)
3
India
1
Neuchâtel
1
Neuchâtel (Switzerland)
1
Neuenburg (Schweiz, Kanton)
1
Poland
1
Portugal
2
Prussia
3
Prussia (Germany)
3
Rhine Province
1
Rhine Province (Germany)
1
Spain
2
Switzerland
2
Tanzania
1
United States
2