Columbia subject headings:
Art and history.
Art--Private collections.
Bührle, Emil Georg, 1890-1956.
Museum archives.
Harvard subject headings:
Art
Bührle, Emil Georg, 1890-1956--Art collections.
Kunsthaus Zürich
World War, 1939-1945--Art and the war
Princeton subject headings:
Art.
Bührle, Emil Georg, 1890-1956--Art collections.
Kunsthaus Zürich.
World War, 1939-1945--Art and the war.