Born ‎27-1-1899 Rotterdam, Netherland, died ‎30-9-1942 Auschwitz-Katowice, Poland‎, 42 or 43 years. Son of Levie van der Klein - de Vries and Rebecca Davids - Hart‏

Born ‎8- Jul 1901 Salzkatten, Germany, died ‎30-9-1942 Auschwitz-Katowice, Poland‎, 40 or 41 years