Biography
Designed emergency money (Notgeld), 1923-5.
Writings about
work shown in Heinrich Wieynck, ‘Schreibkunst’, Gebrauchsgraphik (International Advertising Art), Berlin: Phönix Illustrationsdruck und Verlag GmbH (later: ‘Gebrauchsgraphik’ Druck und Verlag GmbH), 1933-71. Published from Munich from 1950., 1925, v. 1, pp. 49-76.