Born ‎17-1-1850 The Hague, Netherland, died ‎17-2-1932 The Hague, Netherland‎, 81 or 82 years. Son of Moses Abraham Poons - de Groot and Fanny Aron Swaab - Coninckz‏

Born ‎2- Feb 1856 The Hague, Netherland, died ‎16-5-1917 The Hague, Netherland‎, 60 or 61 years