Berlin / Köln, Archiv Mayen Beckmann. Foto: Utz Kaspar
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
Photograph Courtesy of Sotheby's, Inc. © 2017
bpk / The Metropolitan Museum of Art