Columbia subject headings:
Althaus, Oskar, 1908-1965--Catalogs.
Painting, Swiss--20th century--Catalogs.
Harvard subject headings:
Althaus, Oskar, 1908-1965--Catalogs.
Painting, Swiss--20th century--Catalogs.
Princeton subject headings:
Althaus, Oskar, 1908-1965--Catalogs.
Althaus, Oskar, 1908-1965--Criticism and interpretation.
Catalogs.