Columbia subject headings:
Harvard subject headings:
Battistero di San Giovanni (Pisa, Italy)
Church decoration and ornament--Italy--Pisa.
Decoration and ornament, Architectural--Italy--Pisa.
Pisa (Italy)--Buildings, structures, etc.
Pisano, Niccolò, 1206?-1280?--Criticism and interpretation.
Sculpture, Italian--Italy--Pisa.
Sculpture, Medieval--Italy--Pisa.
Princeton subject headings:
Architecture, Romanesque--Italy--Pisa.
Duomo (Pisa, Italy). Battistero.
Pisa (Italy)--Buildings, structures, etc.
Pisano, Niccolò, 1206?-1280?--Criticism and interpretation.
Sculpture, Romanesque--Italy--Pisa.