Born ‎17-8-1890 Rotterdam, Netherland, died ‎27-8-1943 Auschwitz-Biala Podleska, Poland‎, 52 or 53 years. Daughter of Jacob Salomon Cats - Blankenstein and Antje Salomon de Jong - de Maan‏

Born ‎17-10-1885 Tilburg, Netherland‎. Son of Gabriel Emanuel de Groot - Andriesse and Grietje Salomon Cohensius - Wertheim‏