Columbia subject headings:
Battistero di San Giovanni (Florence, Italy)
Campanile di Giotto (Florence, Italy)
Florence (Italy)--Buildings, structures, etc.
Santa Maria del Fiore (Cathedral : Florence, Italy)
Harvard subject headings:
Architecture, Renaissance--Italy--Florence.
Art, Renaissance--Italy--Florence
Battistero di San Giovanni (Florence, Italy)
Campanile di Giotto (Florence, Italy)
Florence (Italy)--Buildings, structures, etc.
Santa Maria del Fiore (Cathedral : Florence, Italy)
Princeton subject headings:
Architecture, Renaissance--Italy--Florence.
Art, Renaissance--Italy--Florence.
Battistero di San Giovanni (Florence, Italy)
Campanile di Giotto (Florence, Italy)
Florence (Italy)--Buildings, structures, etc.
Santa Maria del Fiore (Cathedral : Florence, Italy)