Columbia subject headings:
City planning--Italy--Palermo--History--19th century--Exhibitions.
City planning--Italy--Palermo--History--20th century--Exhibitions.
Giannone, Emanuele--Exhibitions.
Palermo (Italy)--Pictorial works--Exhibitions.
Harvard subject headings:
Palermo (Italy)--Pictorial works--Exhibitions.
Princeton subject headings:
City planning--Italy--Palermo--History--19th century--Exhibitions.
City planning--Italy--Palermo--History--20th century--Exhibitions.
Giannone, Emanuele--Exhibitions.
Palermo (Italy)--Pictorial works--Exhibitions.