Columbia subject headings:
Architecture--Italy--Palermo--History.
Palermo (Italy)--Buildings, structures, etc.
Via Vittorio Emanuele II (Palermo, Italy)--History.
Harvard subject headings:
Architecture--Italy--Palermo--History.
Palermo (Italy)--Buildings, structures, etc.
Via Vittorio Emanuele II (Palermo, Italy)--History.
Princeton subject headings:
Architecture--Italy--Palermo--History.
Palermo (Italy)--Buildings, structures, etc.
Via Vittorio Emanuele II (Palermo, Italy)--History.