WW I poster Germany German propaganda poster showing a pensive German soldier resting his head on his fist. Text announces an exhibition of artwork by German prisoners of war held in Switzerland. Location, times, and entrance fee included. Original title: Tonhalle ... Ausstellung von Arbeiten der in der Schweiz internierten deutschen Kriegsgefangenen. Translation of original title: Exhibit of works by German prisoners of war interned in Switzerland. Ludwig Hohlwein (1874 - 1949) Lithograph poster, color; 124 x 90 cm. Fritz Maison. Munchen 1918.