2007 Christie's Images Limited

San Francisco Museum of Modern Art, Gift of Louise S. Ackerman. Foto: Katherine Du Tiel

Emden, Kunsthalle Kunsthalle Emden

Collection Walker Art Center, Minneapolis. Gift of Mr. and Mrs. John Cowles, Sr. 1964

Ludwigshafen, Wilhelm-Hack-Museum

Courtesy Thomas Ammann Fine Art AG

Ahlen, Kaldewei Kulturstiftung. Foto: Fotostudio Bartsch, Berlin

Leipzig, Museum der bildenden Künste

akg-images 255323

Museum Folkwang Essen / ARTOTHEK

Board of the Trustees of the University of Illinois on behalf of its Krannert Art Museum University of Illinois. Purchase through the Festival of Arts Purchase fund 1950-2-1

Fort Dodge, Blanden Art Museum