Since 1977, the anti-war picture on the Halmerweg bunker has been part of everyday life in Gröpelingen.The letter pad with the inscription "Dear Herta! Never again war, was painted by Bremen artist Hermann Stuzmann at the end of the 1970s. In 2010, the surface was reworked and a modern version was created in the lower section by Markus Genesius/Wow123