Born ‎24-10-1873 den Helder, Netherland, died ‎12-5-1932 Leiden, Netherland‎, 58 or 59 years. Son of Izaac Machiel Buitenkant/ de Bee and Esther Gompel Katewijk‏

Born ‎13-12-1878 Mijdrecht, Netherland, died ‎17-9-1942 Auschwitz-Biala Podleska, Poland‎, 63 or 64 years, ‎1st marriage to: Machiel Buitenkant - Katewijk, ‎2nd marriage/ related to: Marcus Cohen - Engers. Daughter of Arie Hartog and Lea Neter‏