Columbia subject headings:
Art critics--Correspondence.
Art.
Artists--Correspondence.
Harvard subject headings:
Art, Italian--History--Correspondence.
Art--Italy--History--Sources.
Arts--History--Correspondence.
Italian letters--19th century.
Italian letters--20th century.
Romanian letters.
Princeton subject headings:
Art, Italian--History--Correspondence.
Art--Italy--History--Sources.
Arts--History--Correspondence.
Italian letters--19th century.
Italian letters--20th century.
Romanian letters.