Columbia subject headings:
Harvard subject headings:
Catholic Church. Archdiocese of Palermo (Italy)--History.
Church architecture--Italy--Palermo.
Church buildings--Italy--Palermo--History.
Palermo (Italy)--Church history.
Princeton subject headings:
Catholic Church. Archdiocese of Palermo (Italy)--History.
Church architecture--Italy--Palermo.
Church buildings--Italy--Palermo--History.
Palermo (Italy)--Church history.