Born ‎3- Feb 1898 Amsterdam, Netherland, died ‎31-1-1943 Auschwitz-Katowice, Poland‎, 44 or 45 years. Son of Joseph van de Kar - Grootkerk and Betje Visser - Konstenaar‏

Born ‎19-8-1899 Amsterdam, Netherland, died ‎12-10-1942 Auschwitz-Katowice, Poland‎, 42 or 43 years. Daughter of Marcus Wittenburg - Roodveldt and Branca de Hond‏