Rose Art Museum, Brandeis University, Waltham, Gift of Mr. and Mrs. Abrams, 1960

Ursula Edelmann / ARTOTHEK

Städel Museum, Frankfurt am Main - U. Edelmann / ARTOTHEK

Städel Museum, Frankfurt am Main / ARTOTHEK

San Diego Museum of Art, Bequest of Earle W. Grant

Courtesy Villa Grisebach, Berlin