Columbia subject headings:
Architecture, Gothic--Italy--San Giovanni Valdarno.
City halls--Italy--San Giovanni Valdarno.
Palazzo d'Arnolfo (San Giovanni Valdarno, Italy)
San Giovanni Valdarno (Italy)--Buildings, structures, etc.
Harvard subject headings:
Cittadella (Italy)--Buildings, structures, etc.
Decoration and ornament, Architectural--Conservation and restoration--Italy--Cittadella.
Escutcheons (Heraldry)--Conservation and restoration--Italy--Cittadella.
Facades--Conservation and restoration--Italy--Cittadella.
Heraldry--Italy--Cittadella.
Interior architecture--Conservation and restoration--Italy--Cittadella.
Mural painting and decoration, Italian--Italy--Cittadella.
Palazzo Pretorio (Cittadella, Italy)
Princeton subject headings:
Cittadella (Italy)--Buildings, structures, etc.--Conservation and restoration.
Decoration and ornament, Architectural--Italy--Cittadella--Conservation and restoration.
Escutcheons (Heraldry)--Italy--Cittadella--Conservation and restoration.
Facades--Conservation and restoration--Italy--Cittadella.
Heraldry--Italy--Cittadella.
Interior architecture--Conservation and restoration--Italy--Cittadella.
Palazzo Pretorio (Cittadella, Italy)