Columbia subject headings:
Cities and towns--Italy--Growth--History--19th century.
City planning--Italy--Naples--History--19th century.
Naples (Italy)--History--1734-1860.
Harvard subject headings:
Cities and towns--Italy--Growth--History--19th century.
City planning--Italy--Naples--History--19th century.
Naples (Italy)--History--1734-1860.
Princeton subject headings:
City planning--Italy--Naples.
Naples (Italy)--Description and travel.
Naples (Italy)--History.