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
Leipzig, Museum der bildenden Künste
Fort Dodge, Blanden Art Museum