Nordstern (Versicherung)

"Madau", Galerie Peter Tedden, Düsseldorf "Düsseldorfer Akzente", Nordstern Versicherungs-AG, Cologne "Robert Klümpen" (in German). Villa Romana. Retrieved

established by Eastern Swiss business people and entrepreneurs as Allgemeine Versicherungs-Gesellschaft Helvetia in St. Gallen. It was the first company in Switzerland

Rheinische Feuerversicherungs-AG, which collaborated with Kronprinz Versicherungs-AG, merging with it in December 1936. In early 1914, Marum resigned

premiered on 29 June 2008 as part of the Piano Festival Ruhr at the Zeche Nordstern in Gelsenkirchen, performed by Siegfried Mauser (piano), Gottfried Schneider