Region
États-Unis
1
États-Unis (Vieux Nord-Ouest)
1
Genesee River Valley
1
Genesee River Valley (Pa. and N.Y.)
2
Genesee, Vallée du (Penns. et N.Y.)
1
Illinois River (Ill.)
1
Kentucky
2
Middle West
1
Mississippi River Valley
Mississippi, Vallée du
1
Northwest, Old
5
Ohio River Valley
Ohio, Vallée de l'
1
Old Northwest
1
United States
2
West (U.S.)
1