Columbia subject headings:
Atlantic States--Description and travel.
Northwest, Old--Description and travel.
Ohio River Valley--Description and travel.
United States--Description and travel.
Harvard subject headings:
Atlantic States--Description and travel.
Northwest, Old--Description and travel.
Ohio River Valley--Description and travel.
United States--Description and travel.
Princeton subject headings:
Atlantic States--Description and travel.
Northwest, Old--Description and travel.
Ohio River Valley--Description and travel.
United States--Description and travel.