Born ‎4-11-1888 Amsterdam, Netherland, died ‎14-1-1943 Auschwitz-Biala Podleska, Poland‎, 54 or 55 years

Born ‎28-5-1879 The Hague, Netherland, died ‎14-1-1943 Auschwitz-Biala Podleska, Poland‎, 63 or 64 years, ‎1st marriage to: Betje (Betsy) Opdenberg/ Levi, ‎2nd marriage/ related to: Roosje Veerman. Son of Abraham Jacob Hakker/ Fresc and Rebecca Betje van der Kloot/ Danse‏