Columbia subject headings:
Historic buildings--Conservation and restoration--Spain--Extremadura--History--20th century.
Spain--History--1939-1975.
Harvard subject headings:
Historic buildings--Conservation and restoration--Spain--Extremadura--History--20th century.
Spain--History--1939-1975.
Princeton subject headings:
Historic buildings--Conservation and restoration--Spain--Extremadura--History--20th century.
Spain--History--1939-1975.