Region
Ohio River Valley
United States
14
Mississippi River Valley
6
Virginia
6
États-Unis
5
Ohio, Vallée de l'
5
Middle Atlantic States
4
Pennsylvania
4
Pennsylvanie
3
Southern States
3
West Virginia
3
Allegheny Mountains
2
Genesee River Valley (Pa. and N.Y.)
2
Kentucky
2
Mississippi, Vallée du
2
New England
2
Northwest, Old
2
Ohio River
2
Ohio Valley
2
Allegheny River Valley (Pa. and N.Y.)
1
Atlantic States
1
Canada
1
Edwards County, Illinois
1
États du Moyen-Atlantique (États-Unis)
1
États-Unis (Sud)
1
États-Unis (Vieux Nord-Ouest)
1
Genesee Region (N.Y.)
1
Genesee River Valley
1
Genesee region (New York)
1
Genesee, Vallée du (Penns. et N.Y.)
1
Illinois
1
Illinois River (Ill.)
1
Indiana
1
Louisiana
1
Maryland
1
Mississippi River
1
Monongahela River Valley (W. Va. and Pa.)
1
Ohio
1
Old Northwest
1