Museum Pfalzgalerie Kaiserslautern. Foto: Gunther Balzer

Courtesy Thomas Ammann Fine Art AG

Poughkeepsie, Frances Lehman Loeb Art Center, Vassar College, Poughkeepsie, New York, gift of Mrs. Margaret S. Lewisohn, 1954.8.1

Courtesy Villa Grisebach, Berlin

bpk / The Metropolitan Museum of Art

Ludwigshafen, Wilhelm-Hack-Museum

- / ARTOTHEK

SHK / Hamburger Kunsthalle. Foto : Elke Walford