Geographic Subject
Germany
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Prussia
105
Switzerland
86
Austria
74
Berlin
43
Europe
27
India
27
France
24
United States
23
Great Britain
19
Bavaria
14
Hamburg
14
Soviet Union
13
Munich
9
Baden
8
Westphalia
8
England
7
Greece
7
Poland
7
Russia
7
Sweden
7
Vienna
7
Frankfurt am Main
6
Prussia (Germany)
6
Argentina
4
Brandenburg
4
China
4
Cologne
4
Hesse
4
Königsberg
4
Leipzig
4
Netherlands
4
Stuttgart
4
Württemberg
4
Africa
3
Asia
3
Berlin (Germany)
3
Czechoslovakia
3
Düsseldorf
3
Education
3
Frankfurt
3
Hannover
3
Hungary
3
Italy
3
Japan
3
Kiel
3
London (England)
3
Mexico
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Middle East
3
Munich (Germany)
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