Region
Pennsylvania
3
United States
3
Allemagne
1
Delaware River Valley (N.Y.-Del. and N.J.)
1
États-Unis
1
États-Unis (Ouest)
1
Florida
1
Franklin County
1
Franklin County (Pa.)
1
Germany
1
Missouri River Valley
1
Missouri, Vallée du
1
New Mexico
1
New Southwest
1
Nordamerika
1
Ohio
1
Oklahoma
1
Pennsylvanie
1
Southwest, New
1
West (U.S.)
1
West United States
1