Courtesy Villa Grisebach, Berlin
Berlin / Köln, Archiv Mayen Beckmann
New York, Phillips
2007 Christie's Images Limited
2016 Christie's Images Limited
Berlin / Köln, Archiv Mayen Beckmann. Foto: Fotostudio Bartsch, Berlin
akg-images 5005087
Archiv Eigentümer(in) / Owner's archive
Christie's Images Limited © 2019. Christie's Images, London / Scala, Florence