Sender alias Alexander Haber was born on 2 September 1890 in Zabno, Poland, as the son of Salomon Haber and Giesela Blitz. Sender became a diamond merchant and immigrated to Belgium in June 1923. He settled at Ramstraat 10 in Antwerp. However, soon afterwards, he emigrated to Austria. On 3 January 1926, Sender officially married Frimet or Frimah alias Frida Low in Vienna. Frimet had been born on 11 ...