 Catharina Gruhaber - BietBorn 6- feb 1900 Amsterdam, Netherland, died 28-1-1944 Auschwitz-Biala Podleska, Poland, 43 or 44 years. Daughter of Machiel Grushaber and Johanna Biet Married 21-3-1923 Amsterdam, Netherland (20 or 21 years married) to:  Isaac van Praag - FrankenhuisBorn 3-12-1898 Amsterdam, Netherland, died 28-1-1944 Auschwitz-Biala Podleska, Poland, 45 or 46 years. Occupation: Tailor. Son of Abraham van Praag - Nunes Vaz and Mathilda Wilhemina Frankenhuis | |||