Oil/cardboard, 32 x 46 cm, lo. ri. sign. and dated Dülberg 58. - German painter and graphic artist, son of the graphic artist Ewald. D. He studied in Weimar since 1926 and worked as stage designer and as assistant director in Berlin. 1930-32 was trained as lithographer in Hamburg, thereafter he could continue his studies under A. Ozenfant in Paris with a scholarship. The major part of of realist-symbolist oeuvre painted in Hamburg since 1933 was lost in WW II. Since 1940 D. was banned from exhibiting. He moved to Stuttgart where he also worked as editor. Mus.: Stuttgart, Albstadt, Sindelfingen, Milwaukee. Lit.: AKL, Der Neue Rump.