2007 Christie's Images Limited
2016 Christie's Images Limited
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Los Angeles Iris & B. Gerald Cantor Foundation
2020 Christie's Images Limited
Christie's Images Limited © 2019. Christie's Images, London / Scala, Florence
Courtesy Galerie Thomas, München
Courtesy Metropolitan Museum, New York (Sabine Rewald)
Berlin, Archiv Wolfgang Wittrock
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Archiv Eigentümer(in) / Owner’s Archive. Foto: Peter Schälchli, Zürich
2018 Christie's Images Limited