Columbia subject headings:
Art patronage--Italy--Catania--History--17th century.
Art, Italian--Italy--Catania--17th century.
Art, Italian--Italy--Sicily--17th century.
Harvard subject headings:
Art patronage--Italy--Catania--History--17th century.
Art, Italian--Italy--Catania--17th century.
Art, Italian--Italy--Sicily--17th century.
Princeton subject headings:
Art patronage--Italy--Catania--History--17th century.
Art, Italian--Italy--Catania--17th century.
Art, Italian--Italy--Sicily--17th century.