Berta Helena Wagenaar, who was born as the second child of Alexander Wagenaar and Ella Helena Dzialoszynski on 3 September 1921 in Frankfurt am Main, came back to Amsterdam in August 1926 with her parents and her two brothers Lion Mordechai and Abraham, where they resided during the first years at Blasiusstraat 32 1st floor. Berta was a seamstress by profession.
Her father Alexander died at the yo…