 Isaac Springer/ WalBorn 2- Jan 1866 Amsterdam, Netherland. Son of Simon Wolf Springer - Overst and Matje Frederik Walg - Dressou Married to:  Emmeline Snoek/ MarBorn ± 1870 Andemach, Germany. Daughter of Salomon Benjamin Snoek and Jetta Marx | |
| 2nd marriage Isaac Springer/ WalMarried to: Debora da Costa Senior/ MulleBorn ± 1872 Amsterdam, Netherland. Daughter of Jonah da Costa Senior and Reintje Muller | |