Columbia subject headings:
Art--Private collections--Austria--Vienna--Exhibitions.
Leopold, Rudolf--Art collections--Exhibitions.
Schiele, Egon, 1890-1918--Exhibitions.
Harvard subject headings:
Art--Private collections--Austria--Vienna--Exhibitions.
Leopold, Rudolf--Art collections--Exhibitions.
Schiele, Egon, 1890-1918--Exhibitions.
Princeton subject headings:
Art--Private collections--Austria--Vienna--Exhibitions.
Leopold, Rudolf--Art collections--Exhibitions.
Schiele, Egon, 1890-1918--Exhibitions.