Region
Ohio
45
United States
8
Cleveland
7
Cincinnati
6
Baltimore
1
Baltimore (Md.)
1
Bristol (Trumbull County : Township)
1
Campbell County
1
Chicago
1
Cincinnati (Ohio)
1
Cleveland Metropolitan Area (Ohio)
1
Columbus
1
Dayton
1
Ferguson
1
Illinois
1
Kenton County
1
Kentucky
1
Lebanon (Warren County)
1
Louisiana
1
Mahoning River Valley (Ohio and Pa.)
1
Maryland
1
Mississippi River Valley
1
Missouri
1
New Orleans
1
Ohio River Valley
1
Pittsburgh (Pa.)
1
Saint Louis (Mo.)
1
Steubenville
1
Toledo
1
Wayne National Forest
1
Wayne National Forest (Ohio)
1