Born ‎16-6-1877 Sneek, Netherland, died ‎21-5-1943 Auschwitz-Katowice, Poland‎, 65 or 66 years. Occupation: Mechanic. Son of Izak Falkenburg and Jansje Jent van Coevorden/ Koekoe‏

Born ‎3- Jan 1866 Den Ham, Netherland, died ‎24-10-1918 Den Ham, Netherland‎, 51 or 52 years, ‎1st marriage to: Philip Gazan - Laamels, ‎2nd marriage to: Joel Falkenburg - van Coevorden. Daughter of Gompert Schlosser - Gompertz and Lea Lena Keizer - van Boelen‏