Geographic Subject
Germany
39
United States
18
Finland
7
France
7
Canada
4
Great Britain
4
Netherlands
4
Austria
3
Italy
3
Ohio
3
Switzerland
3
Berlin
2
Chicago (Ill.)
2
Hungary
2
Sweden
2
États-Unis
2
4.210
1
Aachen
1
Africa, Eastern
1
Africa, Southern
1
Appenzell (Canton)
1
Brandenburg
1
Brazil
1
China
1
Cleveland
1
Cuba
1
Czech Republic
1
Egypt
1
Erlangen
1
Frankfurt am Main
1
Germany, East
1
Germany, West
1
Giessen
1
Hamburg
1
Hesse
1
Illinois
1
Indonesia
1
Israel
1
Japan
1
Lübeck (Germany)
1
Michigan
1
Münster in Westfalen
1
New York
1
New York (N.Y.)
1
North America
1
Pacific Coast
1
Poland
1
Prussia
1
Rhine Province
1
Rome
1
more ...