Winter Bischoff Graphics KlingsporOriginal vintage advertising poster for an exhibition presenting the work of the graphic artist and book designer Klaus Winter and Helmut Bischoff held from 30 November 1967 to 15 April 1968 at the Klingspor Museum in Offenbach Germany. Black and white design in the shape of a head with smaller etchings and drawings against a white background with the text below in stylised black, blue, green and red letters. Printed by Herder Druck GmbH, Freiburg.