Columbia subject headings:
Niederösterreichisches Landesmuseum--Catalogs.
Painting, Austrian--19th century--Catalogs.
Painting, Austrian--20th century--Catalogs.
Painting--Austria--Vienna--Catalogs.
Harvard subject headings:
Niederösterreichisches Landesmuseum--Catalogs.
Painting, Austrian--19th century--Catalogs.
Painting, Austrian--20th century--Catalogs.
Painting--Austria--Vienna--Catalogs
Princeton subject headings:
Catalogs.
Niederösterreichisches Landesmuseum--Catalogs.
Painting, Austrian--Austria--Sankt Pölten--Catalogs.
Painting, Modern--Austria--Sankt Pölten--Catalogs.