Columbia subject headings:
Drawing, Italian--Italy--Bologna.
Drawing, Italian--Italy--Florence.
Drawing, Italian--Italy--Modena.
Drawing, Italian.
Drawing, Swedish.
Harvard subject headings:
Drawing, Italian--Italy--Bologna--Catalogs.
Drawing, Italian--Italy--Florence--Catalogs.
Drawing, Italian--Italy--Modena--Catalogs.
Drawing, Italian--Italy--Siena--Catalogs.
Drawing, Italian--Sweden--Catalogs.
Princeton subject headings:
Catalogs.
Drawing, Italian--Italy--Bologna--Catalogs.
Drawing, Italian--Italy--Florence--Catalogs.
Drawing, Italian--Italy--Modena--Catalogs.
Drawing, Italian--Italy--Siena--Catalogs.
Drawing, Italian--Sweden--Catalogs.
Drawing--Sweden--Catalogs.