Born ‎4- Aug 1885 Leeuwarden-Friesland, Netherland, died ‎26-2-1943 Auschwitz, Katowice, Poland‎, 57 or 58 years. Son of Jacob Kroon/ de Vrie and Wilhelmina Bargeboer/ de Vrie‏

Born ‎18-4-1893 Amsterdam, Netherland, died ‎26-2-1943 Auschwitz, Katowice, Poland‎, 49 or 50 years, ‎1st marriage/ related to: Samuel Kroon - Bargeboer, ‎2nd marriage to: Hartog Cohen - Deen. Daughter of Arend van Rees and Jantje Jacobson‏