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

bpk / The Metropolitan Museum of Art

Ludwigshafen, Wilhelm-Hack-Museum

- / ARTOTHEK