Born ‎18-2-1888 Amsterdam, Netherland, died ‎4- Jun 1943 Sobibor-Biala Podleska, Poland‎, 54 or 55 years. Daughter of Joseph Duizend/ de Vries (Halevi and Judith Koekoek/ Coenraa‏

Born ‎15-10-1886 Amsterdam, Netherland, died ‎17-9-1942 Auschwitz, Katowice, Poland‎, 55 or 56 years. Occupation: Diamond cleaver, manufacturer, ‎1st marriage to: Sara Duizend - Koekoek, ‎2nd marriage/ related to: Mietje Drukker. Son of Israel David (Aap) Davids/ Pachte and Jaantje Mogendorff/ Glase‏

Born ‎16-10-1885 Rotterdam, Netherland, died ‎14-6-1943 Sobibor-Biala Podleska, Poland‎, 57 or 58 years, ‎1st marriage to: Naatje van Dijk - Hoos, ‎2nd marriage/ related to: Sara Duizend - Koekoek. Son of Jacob Abraham van Lier - Stokvis and Saartje Simon Walg - Wijzenbeek‏