Columbia subject headings:
Historic sites--Law and legislation--United States.
National parks and reserves--Law and legislation--United States.
Trails--Law and legislation--United States.
Wild and scenic rivers--Law and legislation--West Virginia.
Harvard subject headings:
Historic sites--Law and legislation--United States
National parks and reserves--Law and legislation--United States
Trails--Law and legislation--United States.
Wild and scenic rivers--Law and legislation--West Virginia.
Princeton subject headings: