Born ‎6- Aug 1875 Leiden, Netherland, died ‎before 1940‎, at most 65 years. Occupation: Merchant. Son of Marcus Jacob Blom - Polak and Rozette de Vries‏

Born ‎4-12-1878 Amsterdam, Netherland, died ‎17-9-1942 Auschwitz-Katowice, Poland‎, 63 or 64 years. Occupation: Inn keeper, ‎1st marriage to: Emanuel Blom - de Vries, ‎2nd marriage/ related to: Herman Cohen - Oppenheimer, ‎3rd marriage/ related to: N.N.. Daughter of Machiel Leendert Vleeschhouwer - de Wolff and Saartje Koster - Polak‏