Courtesy Thomas Ammann Fine Art AG
Museum Folkwang Essen / ARTOTHEK
- / ARTOTHEK
Courtesy Galerie Thomas, München
bpk / Nationalgalerie, SMB / Andres Kilger
Collection Of The Portland Art Museum
akg-images 442531
Courtesy Thomas Ammann Fine Art AG
Courtesy Galerie Thomas, München
Saint Louis Art Museum, Bequest of Morton D. May 863:1983