Columbia subject headings:
Aragon (Spain)--Relations--Italy--Congresses.
Art, Spanish--Italian influences--Congresses.
Art, Spanish--Spain--Aragon--Congresses.
Italy--Relations--Spain--Aragon--Congresses.
Harvard subject headings:
Aragon (Spain)--Relations--Italy--Congresses.
Art, Spanish--Italian influences--Congresses.
Art, Spanish--Spain--Aragon--Congresses.
Italy--Relations--Spain--Aragon--Congresses.
Princeton subject headings:
Aragon (Spain)--Relations--Italy--Congresses.
Art, Spanish--Italian influences--Congresses.
Art, Spanish--Spain--Aragon--Congresses.
Italy--Relations--Spain--Aragon--Congresses.