Columbia subject headings:
Church buildings--Spain--Agón.
Church decoration and ornament--Spain--Agón.
Cultural property--Spain--Agón.
Harvard subject headings:
Church buildings--Spain--Agón.
Church decoration and ornament--Spain--Agón.
Cultural property--Spain--Agón.
Princeton subject headings:
Church buildings--Spain--Agón.
Church decoration and ornament--Spain--Agón.
Cultural property--Spain--Agón.