Columbia subject headings:
Harvard subject headings:
Art galleries, Commercial--Italy--Rome--History--20th century--Exhibitions.
Art, Italian--20th century--Exhibitions
De Libero, Libero--Archives--Exhibitions.
De Libero, Libero--Exhibitions.
Galleria della cometa--Exhibitions.
Galleria della cometa--History--Exhibitions.
Princeton subject headings:
Art, Italian--20th century--Exhibitions.
De Libero, Libero--Exhibitions.
Galleria della cometa--Exhibitions.