Columbia subject headings:
Art, Italian--Italy--Siena Region.
Museums--Italy--Siena Region.
Siena Region (Italy)--Antiquities.
Harvard subject headings:
Art, Italian--Italy--Siena (Province)
Art, Italian--Italy--Siena Region.
Museums--Italy--Siena (Province)
Museums--Italy--Siena Region.
Siena (Italy : Province)--Antiquities.
Siena Region (Italy)--Antiquities.
Siena Region (Italy)--Civilization.
Princeton subject headings:
Art, Italian--Italy--Siena Region.
Museums--Italy--Siena Region.
Siena Region (Italy)--Antiquities.