Columbia subject headings:
Art--Italy--Como (Province)
Artisans--Italy--Como (Province)
Artists--Italy--Como (Province)
Harvard subject headings:
Architecture, Medieval--Italy.
Sculpture, Medieval--Italy.
Stonemasonry--Italy--Historiography.
Stonemasons--Italy--History--To 1500.
Princeton subject headings:
Architecture, Medieval--Italy.
Sculpture, Medieval--Italy.
Stonemasonry--Italy--Historiography.
Stonemasons--Italy--History--To 1500.