Born ‎27-12-1877 Amsterdam, Netherland, died ‎2-11-1944 Auschwitz-Biala Podleska, Poland‎, 66 or 67 years

Born ‎18-10-1889 Kampen, netherland‎, ‎1st marriage to: Leo Simon Charles Kooperberg/ Boasso, ‎2nd marriage/ related to: Louis E. Voorzanger. Daughter of Abraham Kalf - Speelman and Rosalie Meijers - Heijman‏

Born ‎29-10-1871 The Hague, Netherland‎. Daughter of Joost Joseph Isaac Cohen/ Simon and Nettie Marcus/ Coo‏