Subject Region
United States
426
France
162
Great Britain
131
Germany
101
Japan
95
Soviet Union
92
England
88
Italy
74
Europe
60
India
51
China
48
Greece
46
Russia
39
Rome
30
Developing countries
27
Florence (Italy)
22
Mexico
22
Spain
22
Turkey
22
Florence
19
Peru
17
Austria
15
Africa
14
Egypt
14
Brazil
11
Czechoslovakia
11
Middle East
11
Palestine
11
Athens
10
Latin America
10
Massachusetts
10
Paris (France)
10
Poland
10
Scotland
10
Athens (Greece)
9
Europe, Eastern
9
Netherlands
9
Yugoslavia
9
Indonesia
7
New England
7
New York (State)
7
Philippines
7
Chile
6
Germany (West)
6
Iran
6
Portugal
6
Syria
6
Valencia (Spain : Region)
6
Venezuela
6
America
5
more ...