Born ‎26-3-1890 Amsterdam, Netherland, died ‎30-9-1942 Auschwitz-Katowice, Poland‎, 51 or 52 years. Occupation: Printer. Son of Levie Kollem and Esther Levenson‏

Born ‎7- Aug 1892 Amsterdam, Netherland, died ‎28-9-1942 Auschwitz-Katowice, Poland‎, 49 or 50 years. Daughter of Jesaija van Praag - Scheffer and Schoontje Hoost - Kijzer‏