Region
United States
27
États-Unis
12
Canada
4
Écosse
3
Scotland
3
Sweden
3
Amérique du Nord
2
Germany
2
Illinois
2
North America
2
Allemagne
1
Amérique latine
1
Arkansas
1
Canada, Quebec
1
Caroline du Nord
1
Delaware River Valley
1
Delaware River Valley (N.Y.-Del. and N.J.)
1
Delaware, Vallée de la (N.Y.-Del. et N.J.)
1
Eastern Europe
1
Europe
1
Europe de l'Est
1
Europe, Eastern
1
Germany (East)
1
Handbooks, manuals, etc
1
Indiana
1
Ireland
1
Irlande
1
Latin America
1
Mexico
1
Michigan
1
Nordamerika
1
North Carolina
1
Ohio
1
Poland
1
Québec
1
Québec (Province)
1
Schwärze
1
South Africa
1
Spain
1
Suède
1
Tennessee
1
USA
1
United States, North Carolina
1
United States, Tennessee
1
Verenigde Staten
1