Region
United States
21
Maryland
18
Ohio
15
Pennsylvania
15
West Virginia
6
Philadelphia
5
Baltimore
4
Virginia
3
Baltimore (Md.)
2
Ohio River Valley
2
Penn
2
Chesapeake and Ohio Canal (Md. and Washington, D.C.)
1
Indiana
1
Mary
1
Middle Atlantic States
1
Middle West
1
Northeastern States
1
Ohio Co
1
Philadelphia (Pa.)
1
Steubenville (Ohio)
1
Washington Co
1
Wheeling (W. Va.)
1