Columbia subject headings:
Architecture, Medieval--Italy--Siena.
Hospitals--Italy--Siena.
Mural painting and decoration, Italian--Italy--Siena.
Siena (Italy)--Buildings, structures, etc.
Spedale di Santa Maria della Scala (Siena, Italy)
Harvard subject headings:
Architecture, Medieval--Italy--Siena--Exhibitions.
Hospitals--Italy--Siena--Exhibitions.
Mural painting and decoration, Italian--Exhibitions.
Siena (Italy)--Buildings, structures, etc.
Spedale di Santa Maria della Scala (Siena, Italy)--Exhibitions.
Princeton subject headings:
Architecture, Medieval--Italy--Siena.
Art, Italian--Italy--Siena.
Church architecture--Italy--Siena.
Hospitals--Italy--Siena.
Siena (Italy)--Buildings, structures, etc.
Spedale di Santa Maria della Scala (Siena, Italy)