Columbia subject headings:
Landscapes--West (U.S.)
United States Highway 89.
Vale, Geraldine R.--Travel--West (U.S.)
Vale, Thomas R., 1943---Travel--West (U.S.)
West (U.S.)--Description and travel.
West (U.S.)--Geography.
Harvard subject headings:
Landscapes--West (U.S.)
Landscapes--West (U.S.).
United States Highway 89.
Vale, Geraldine R.--Journeys--West (U.S.)
Vale, Geraldine R.--Travel--West (U. S.)
Vale, Thomas R., 1943---Journeys--West (U.S.)
Vale, Thomas R., 1943---Travel--West (U. S.)
West (U.S.)--Description and travel.
West (U.S.)--Geography.
Princeton subject headings:
Landscapes--West (U.S.).
United States Highway 89.
Vale, Geraldine R.--Travel--West (U.S.).
Vale, Thomas R., 1943---Travel--West (U.S.).
West (U.S.)--Description and travel.
West (U.S.)--Geography.