Region
1848-1860
1
1860-1890
1
1890-1945
1
Allemagne
1
America
2
Amérique
1
Amérique du Nord
2
Aurora (Nev.)
1
Bodie (Calif.)
1
California
2
Cambodia
1
Colorado
2
Columbia River
2
Denver
1
Denver Co
1
Europe
2
États-Unis
5
États-Unis (Ouest)
11
Florida
1
Floride
1
Frankreich
1
Frontier
1
Germany
1
Great Plains
2
Indianer
1
Laos
1
Madison
1
Mexico
2
Mexique
2
Middle West
2
Mississippi (Fleuve)
1
Mississippi River
2
Mississippi River Valley
5
Mississippi, Vallée du
1
Missouri River
2
Missouri River Valley
1
Missouri, Vallée du
1
New Mexico
1
New York (N.Y.)
1
Nordamerika
5
North America
4
Northwest, Canadian
1
Northwest, Old
2
Northwest, Pacific
2
Nouveau-Mexique
1
Ohio River Valley
1
Oregon Territory
2
Pacific States
1
Pennsylvania
2
Philadelphia
2
more ...