Columbia subject headings:
Harvard subject headings:
Cameos--Italy--Rome--Catalogs.
Coral art objects--Italy--Arezzo--Catalogs.
Gems--Italy--Arezzo--Catalogs.
Museo statale d'arte medioevale e moderna di Arezzo--Catalogs.
Princeton subject headings:
Coral art objects--Catalogs.
Gems--Catalogs.
Museo statale d'arte medioevale e moderna di Arezzo--Catalogs.
Portraits on gems--Catalogs.