Columbia subject headings:
Glass underpainting--Italy--Turin--Catalogs.
Turin (Italy). Museo civico d'arte antica--Catalogs.
Harvard subject headings:
Glass underpainting--Italy--Turin--Catalogs.
Turin (Italy). Museo civico d'arte antica--Catalogs.
Princeton subject headings:
Glass underpainting--Italy--Turin--Catalogs.
Turin (Italy). Museo civico--Catalogs.