Born ‎1820 Amsterdam, Netherland, died ‎before 1882 Amsterdam, Netherland‎, at most 62 years. Daughter of Marcus Joseph Riens and Marianne Emanuel Blom‏

Born ‎5- Jan 1841 Amsterdam, Netherland, died ‎29-1-1915 Amsterdam, Netherland‎, 73 or 74 years. Occupation: Porter, ‎1st marriage to: Jannetje Marcus Riens/ Blo, ‎2nd marriage to: Rebecca Scheffer/ Ancon. Son of David Salomon Wittenburg - Haag and Naatje Jacob de Hond/ Isaa‏