Born ‎1737 Amsterdam, Netherland, died ‎21-1-1804 Amsterdam, Netherland‎, 66 or 67 years. Son of Boas Levie Postelein and Hendele Abraham Polak‏

Born ‎1737 Amsterdam, Netherland, died ‎20-1-1809 Amsterdam, Netherland‎, 71 or 72 years. Daughter of Eliaser Joseph van Embden/ Mulde and Sara Salomons Alexander‏