Born ‎24-5-1922 Amsterdam, Netherland, died ‎31-3-1943 Central Europe‎, 20 or 21 years. Son of Salomon van Os - Wessel and Sipora Blits - Kater‏

Born ‎22-5-1921 Amsterdam, Netherland, died ‎9- jul 1943 Sobibor-Biala Podleska, Poland‎, 21 or 22 years