Columbia subject headings:
Art, Italian--Italy--Siena--15th century--Exhibitions.
Art, Italian--Italy--Siena--16th century--Exhibitions.
Art, Renaissance--Italy--Siena--Exhibitions.
Siena (City-state)--Civilization--15th century.
Siena (City-state)--Civilization--16th century.
Harvard subject headings:
Art, Italian--Italy--Siena--15th century--Exhibitions.
Art, Italian--Italy--Siena--16th century--Exhibitions.
Art, Italian--Italy--Siena--Exhibitions.
Art, Renaissance--Italy--Siena--Exhibitions.
Siena (City-state)--Civilization--15th century.
Siena (City-state)--Civilization--16th century.
Princeton subject headings:
Art, Italian--Italy--Siena--15th century--Exhibitions.
Art, Italian--Italy--Siena--16th century--Exhibitions.
Art, Renaissance--Italy--Siena--Exhibitions.
Siena (City-state)--Civilization--15th century.
Siena (City-state)--Civilization--16th century.