Born ‎29-11-1809 Amsterdam, Netherland, died ‎23-12-1858 Leeuwarden-Friesland, Netherland‎, 48 or 49 years. Son of Levie Simon Duis - Isaac and Vogeltje Mozes Groen‏

Born ‎1800, died ‎20-5-1856 Leeuwarden-Friesland, Netherland‎, 55 or 56 years. Daughter of Jacob Joseph Spielman/ (Speelman and Elise Levie Os‏

Born ‎1812 Nijkerk, Netherland‎, ‎1st marriage to: Salomon Levie Duis - Groen, ‎2nd marriage/ related to: David Abraham Hes - Coppel. Daughter of Emanuel Callo and Johanna van Rees‏