Columbia subject headings:
Majolica, Italian--Italy--Lazio--Catalogs.
Majolica, Italian--Italy--Viterbo--Catalogs.
Majolica, Medieval--Italy--Lazio--Catalogs.
Majolica, Medieval--Italy--Viterbo--Catalogs.
Harvard subject headings:
Majolica, Italian--Italy--Lazio--Catalogs.
Majolica, Italian--Italy--Viterbo--Catalogs.
Majolica, Medieval--Italy--Lazio--Catalogs.
Majolica, Medieval--Italy--Viterbo--Catalogs.
Princeton subject headings:
Majolica, Medieval--Italy--Lazio.
Majolica, Medieval--Italy--Viterbo.
Pottery, Medieval--Italy--Lazio.
Pottery, Medieval--Italy--Viterbo.