Columbia subject headings:
Central business districts--Italy--Florence.
City planning--Italy--Florence--History--19th century.
Florence (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture--Italy--Florence--Archival resources.
Florence (Italy)--Archival resources.
Historic buildings--Italy--Florence--Archival resources.
Historic sites--Italy--Florence--Archival resources.
Princeton subject headings:
Architecture--Italy--Florence.
Decoration and ornament, Architectural--Italy--Florence.