Born ‎25-4-1880 Amsterdam, Netherland, died ‎9- Apr 1943 Sobibor-Biala Podleska, Poland‎, 62 or 63 years. Daughter of Meijer van der Kous and N.N.‏

Born ‎14-6-1869 Muiden Netherland, died ‎20-2-1939 Amsterdam, Netherland‎, 69 or 70 years. Occupation: Diamond & Gem cutter, ‎1st marriage to: Roosje van Gelder, ‎2nd marriage/ related to: Sara van der Kous. Son of Samson Abraham Onderwijzer - van Diepenheim and Elisabeth Moses van Gelder‏