Geographic Subject
Germany
Germany (West)
52
4.415
41
North Rhine-Westphalia
35
Prussia
31
France
29
Bavaria
28
Hamburg
25
United States
21
Baden-Württemberg
20
Berlin
20
Hesse
20
Cologne
17
European Union countries
17
Baden
16
Great Britain
16
Korea (South)
16
Austria
11
Marburg
11
Munich
10
Württemberg
10
Hamburg (Germany)
9
Allemagne
8
Germany (East)
8
Münster in Westfalen
8
Nuremberg
8
Schleswig-Holstein
8
Westphalia
8
Europe
7
Lower Saxony
7
Saxony
7
Soviet Union
7
Switzerland
7
Prussia (Germany)
6
Rhineland-Palatinate
6
Ruhr (Region)
6
Babenhausen (Hesse)
5
Italy
5
Lübeck
5
Netherlands
5
North Rhine-Westphalia (Germany)
5
Taiwan
5
Düsseldorf
4
Frankfurt am Main
4
Heidelberg
4
Jülich-Berg
4
Mainz (Rhineland-Palatinate, Germany)
4
Poland
4
Rhine River Valley
4
Ulm
4
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