Columbia subject headings:
Art--Collectors and collecting--Italy--Florence--History--18th century--Exhibitions.
Art--Collectors and collecting--Italy--Florence--History--19th century--Exhibitions.
Harvard subject headings:
Art dealers--Italy--Florence--History--19th century--Exhibitions.
Art dealers--Italy--Florence--History--20th century--Exhibitions.
Art--Collectors and collecting--Italy--Florence--History--19th century--Exhibitions.
Art--Collectors and collecting--Italy--Florence--History--20th century--Exhibitions.
Princeton subject headings:
Art dealers--Italy--Florence--History--19th century--Exhibitions.
Art dealers--Italy--Florence--History--20th century--Exhibitions.
Art--Collectors and collecting--Italy--Florence--History--19th century--Exhibitions.
Art--Collectors and collecting--Italy--Florence--History--20th century--Exhibitions.