The registration cards at the Amsterdam Archives show Chaja Ester Kugelmass-Aberbach to be the wife of Julius and mother of Ruth Toni, lived at the same addresses, and was deported together with her family to Auschwitz.
Addition
The registration cards at the Amsterdam Archives show Chaja Ester Kugelmass-Aberbach to be the wife of Julius and mother of Ruth Toni, lived at the same addresses, and was deported together with her family to Auschwitz.