Columbia subject headings:
Art patronage--Italy, Northern--History.
Art, Italian--Italy, Northern.
Art, Medieval--Italy, Northern.
Harvard subject headings:
Architecture--Italy, Northern--14th century--Congresses.
Art patronage--Italy, Northern--History--To 1500--Congresses.
Art, Gothic--Italy, Northern--Congresses.
Art, Italian--Italy, Norhern--Congresses.
Illumination of books and manuscripts, Italian--Italy, Northern--14th century--Congresses.
Mural painting and decoration, Italian--Italy, Northern--14th century--Congresses.
Princeton subject headings:
Art patronage--Italy, Northern--History.
Art, Italian--Italy, Northern.
Art, Medieval--Italy, Northern.