Columbia subject headings:
Harvard subject headings:
Art--Italy--Palermo.
Catholic hospitals--Italy--Palermo--History.
Hospitals--Italy--Palermo--History.
Palermo (Italy)--Buildings, structures, etc.
Princeton subject headings:
Art--Italy--Palermo.
Catholic hospitals--Italy--Palermo--History.
Hospitals--Italy--Palermo--History.
Palermo (Italy)--Buildings, structures, etc.