The drawings of Ka the Kollwitz
By: [by] Otto Nagel. With the collaboration of Sibylle Schallenberg-Nagel and Hans Kollwitz.  Edited by Werner Timm.
Contributors: Nagel, Otto, 1894-1967.; Schallenberg-Nagel, Sibylle.
Publisher: Galerie St. Etienne [1972]
Place of publication: New York
Language: ger
Number of pages: 462
Notes: "Published with the cooperation of the Ministry of Culture of the German Democratic Republic and the German Academy of Arts, Berlin."