Born ‎15-10-1888 Sappemeer-Groningen, Netherland, died ‎28-10-1918 Assen-Drenthe, Netherland‎, 29 or 30 years. Son of Daniel de Beer/ Elber and Ganna Salomons/ Cohe‏

Born ‎24-1-1887 Emden, died ‎20-3-1943 Auschwitz-Katowice, Poland‎, 55 or 56 years