Columbia subject headings:
Ohio Company (1747-1779)
Ohio River Valley--Description and travel.
United States--History--French and Indian War, 1754-1763.
Virginia--Description and travel.
Harvard subject headings:
Ohio Company (1747-1779)
Ohio River Valley--Description and travel--Early works to 1800.
Ohio River Valley--Description and travel.
United States--History--French and Indian War, 1754-1763.
Virginia--Description and travel--Early works to 1800.
Virginia--Description and travel.
Princeton subject headings:
Ohio River Valley--Description and travel.
Ohio company.
United States--History--French and Indian War, 1754-1763.
Virginia--Description and travel.