Hannoversche Köpfe aus Verwaltung, Wirtschaft, Kunst und Literatur, Bd. 1, S. 025 Geheimer Regierungsrat Prof. Dr. Karl Arnold, August Heitmüller, August Heitmüller, circa 1929
Portrait of the chemist, writer and government councillor karl arnold from volume 1 of the book “hanoverian heads from administration, economy, art and literature” with drawings by the painter august heitmüller in cooperation with the graphic artist wilhelm metzig (design of the overall design of the two volumes), printed and published by the heinrich osterwald printing house (book and copperplate printing as well as bookbinding). Date: circa 1929.