Columbia subject headings:
Architects--Italy--Florence.
Architecture, Medieval--Italy--Florence.
Arnolfo, di Cambio, active 13th century.
Florence (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architects--Italy--Florence.
Architecture, Medieval--Italy--Florence.
Architecture--Italy--Florence
Arnolfo, di Cambio, active 13th century
Arnolfo, di Cambio, active 13th century--Criticism and interpretation.
Florence (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Italy--Florence.
Arnolfo, di Cambio, active 13th century--Criticism and interpretation.
Florence (Italy)--Buildings, structures, etc.