Born ‎27-12-1912 Amsterdam, Netherland, died ‎22-10-1943 Auschwitz-Katowice, Poland‎, 30 or 31 years. Daughter of Bernard van Hasselt/ van Loe and Jetje de Swaan/ van Da‏

Born ‎5-11-1909 The Hague, Netherland, died ‎31-3-1944 Auschwitz-Katowice, Poland‎, 34 or 35 years. Son of Sander Jacob de Groot/ Sander and Naatje Barend Hakker/ Keij‏