Columbia subject headings:
Harvard subject headings:
Gosudarstvennyĭ Ėrmitazh (Russia)--Catalogs.
Painting, European--Catalogs.
Painting, Modern--19th century--Europe--Catalogs.
Painting, Modern--20th century--Europe--Catalogs.
Painting--Russia (Federation)--Saint Petersburg--Catalogs
Princeton subject headings:
Catalogs.
Gosudarstvennyĭ Ėrmitazh (Russia)--Catalogs.
Painting, European--Catalogs.
Painting, Modern--19th century--Europe--Catalogs.
Painting, Modern--20th century--Europe--Catalogs.
Painting--Russia (Federation)--Saint Petersburg--Catalogs.