Region
United States
United States --
Europe --
3
Great Britain --
3
Canada
2
Canada --
2
Europe
2
Great Britain
2
Soviet Union
2
Soviet Union --
2
Asia
1
Asia --
1
Biography
1
Caribbean area
1
Caribbean area --
1
China
1
China --
1
Kentucky --
1
Presidents
1
South Asia
1
South Asia --
1
Sweden
1
Sweden --
1
United States. Congress --
1