Born ‎17-3-1908 Rotterdam, Netherland, died ‎31-3-1944 Auschwitz-Biala Podleska, Poland‎, 35 or 36 years. Son of Isaac Marcus de Leeuw - Franco and Truida Benjamin Cohen - van Coevorden‏

Born ‎19-9-1913 Rotterdam, Netherland, died ‎23-7-1943 Sobibor-Biala Podleska, Poland‎, 29 or 30 years. Daughter of Nathan Manassen/ Kah and Hendelina Regina Polak/ Pola‏