
Quote of Kirchner in a letter to Gustav Schiefler, March 28, 1919, in Dube-Heynig, Kirchner: Graphik, p. 49; as cited in 'Portfolios', Alexander Dückers; in German Expressionist Prints and Drawings - Essays Vol 1.; published by Museum Associates, Los Angeles County Museum of Art, California & Prestel-Verlag, Germany, 1986, p. 78
1916 - 1919