Columbia subject headings:
Harvard subject headings:
Cultural property--Protection--Spain--Villanueva de Sigena--History--20th century.
Mural painting and decoration, Romanesque--Conservation and restoration--Spain--Villanueva de Sigena.
Real Monasterio de Sijena.
Princeton subject headings:
Cultural property--Protection--Spain--Villanueva de Sigena--History--20th century.
Mural painting and decoration, Romanesque--Conservation and restoration--Spain--Villanueva de Sigena.
Real Monasterio de Sijena.