Born ‎10-5-1921 Amsterdam, Netherland, died ‎7- May 1943 Sobibor-Biala Podleska, Poland‎, 21 or 22 years. Occupation: Tailor. Son of Isaac Koopman - de Haas and Schoontje Jacobs - Brilleslijper‏

Born ‎24-11-1922 Amsterdam, Netherland, died ‎7- May 1943 Sobibor-Biala Podleska, Poland‎, 20 or 21 years. Occupation: Tailor. Daughter of Levie Druijf - Trijbetz and Rebecca Brander - Franschman‏