Columbia subject headings:
Art--Austria--Linz--Catalogs.
Kastner, Walther--Art collections--Catalogs.
Oberösterreichisches Landesmuseum--Catalogs.
Harvard subject headings:
Art--Austria--Linz--Catalogs.
Kastner, Walther--Art collections--Catalogs.
Oberösterreichisches Landesmuseum--Catalogs.
Princeton subject headings:
Art--Austria--Linz--Catalogs.
Kastner, Walther--Art collections--Catalogs.
Oberösterreichisches Landesmuseum--Catalogs.