United States 202
India 111
North Carolina 75
France 68
Germany 67
China 60
Switzerland 43
Soviet Union 33
Virginia 31
Russia (Federation) 30
Great Britain 26
Russia 26
Indonesia 24
Southern States 18
Japan 14
Pakistan 14
Sahara 13
South Africa 13
Hawaii 11
Hawaii Island 11
Canada 10
Mexico 10
Sweden 10
Connecticut 9
Europe 8
Siberia 8
Prussia 7
Africa, North 6
Argentina 6
Austria 6
California 6
Hesse 6
Latin America 6
Turkey 6
Africa 5
Alabama 5
Chile 5
Congo (Democratic Republic) 5
Massachusetts 5
Mozambique 5
New York (State) 5
Poland 5
Wisconsin 5
Africa, West 4
Asia, Central 4
Bangladesh 4
Belgium 4
Bolivia 4
Bulgaria 4
Finland 4
Georgia 4
Germany (West) 4
Guatemala 4
Indochina 4
Maine 4
Manchuria 4
Netherlands 4
Tennessee 4
Yugoslavia 4
Algeria 3
Angola 3
Asia 3
Baden 3
Balkan Peninsula 3
Brazil 3
Confederate States of America 3
Cuba 3
Ecuador 3
Ethiopia 3
Hungary 3
Malaysia 3
Mali 3
New England 3
North America 3
Pennsylvania 3
Siberia (Russia) 3
Silesia 3
South Carolina 3
Thailand 3
Ukraine 3
Ural Mountains Region 3
West (U.S.) 3
4.415 2
Aral Sea Region (Uzbekistan and Kazakhstan) 2
Asia, Southeastern 2
Baden (Grand duchy) 2
Bavaria 2
Beijing 2
Beijing (China) 2
Cape of Good Hope 2
Caspian Sea Region 2
Chicago 2
Colombia 2
Denmark 2
East Asia 2
Geneva 2
Graubünden 2
Hanover 2
Illinois 2
KwaZulu-Natal 2