Born ‎21-1-1878 Monster, Netherland, died ‎30-4-1943 Sobibor-Biala Podleska, Poland‎, 64 or 65 years. Son of Mozes Abraham van Leeuwen/ Mende and Hanna Naatje Sander Engers/ Mende‏

Born ‎17-2-1879 Groningen-Groningen, Netherland‎, ‎1st marriage/ related to: Marcus Frank/ Glaze, ‎2nd marriage to: Abraham Mozes van Leeuwen/ Enger. Daughter of Salomon de Behr/ Bollegraa and Betje Blok/ Presse‏