Betje van Geldere was a daughter of Saul van Geldere and Sientje Fransman. She was born on 3 October 1898 in Doesburg and she married Jacob Augurk on 3 June 1931 in Amsterdam. He was a son of Leendert Augurk and his 2nd spouse Katharina van Thijn. Leendert's 1st wife Rosa Bernhard died in childbirth on 7 January 1889 after the birth of her 3rd child. Betje van Geldere and Jacob Augurk had two chil…