Born ‎26-11-1875 Groningen-Groningen, Netherlands‎. Son of Abraham Oostra/ Akke and Eva Bloemendal/ van der Laa‏

Born ‎5- Apr 1879 The Hague, Netherland, died ‎30-4-1943 Sobibor-Biala Podleska, Poland‎, 63 or 64 years. Daughter of Hartog Kunstenaar/ van Minde and Sara Bobbe/ Rofess‏