Helene Elvira Walthausen (born in Maastricht) and Siegfried Heumann married on 24 March 1924 in Braunschweig.
Helene was a daughter of Arnold Walthausen (Maastricht 1865 - Braunschweig 1928) and Elsa Walthausen-Pohly (Wolfenbüttel 1877 - Auschwitz 1943)
The marriage was dissolved on May 16, 1938 in Berlin. Despite the divorce they were registered at the same address in The Hague from November 1938…