akg-images 642288
Saint Louis Art Museum, Bequest of Morton D. May 836:1983
Berlin / Köln, Archiv Mayen Beckmann. Foto: Laurin Würdig, Berlin
Nationalgalerie, SMB / André van Linn
Nationalgalerie, SMB / Jörg P. Anders
Hilti Art Foundation, Schaan, Liechtenstein
akg-images 823991
akg-images 212824
Hilti Art Foundation, Schaan, Liechtenstein
Saint Louis Art Museum, Bequest of Morton D. May 867:1983