Region
United States
8
Delaware
7
Delaware River Valley (N.Y.-Del. and N.J.)
5
Delaware River Valley
4
New Sweden
4
Maryland
3
Pennsylvania
3
America
2
Delaware River
2
Delaware River (N.Y.-Del. and N.J.)
2
États-Unis
2
New Jersey
2
Pennsylvanie
2
Sweden
2
Western Hemisphere
2
Connecticut
1
Connecticut River Valley
1
Delaware (N.Y.-Del. et N.J. : Fleuve)
1
Delaware, Vallée de la (N.Y.-Del. et N.J.)
1
Potomac River
1
United States, Maryland
1
United States, Virginia
1
Virginia
1