Columbia subject headings:
Art, Renaissance--Italy--Venice--Congresses.
Stone flooring--Italy--Venice--History--Congresses.
Harvard subject headings:
Incrustation (Stone carving)--Italy--Venice--Congresses.
Pavements--Italy--Venice--Congresses.
Princeton subject headings:
Incrustation (Stone carving)--Italy--Venice--Congresses.
Pavements--Italy--Venice--Congresses.