Meijer van Geldere, the second youngest and twelfth child of Saul van Geldere and Sientje Fransman, was born in Amsterdam on 15 March 1903. He married 13 December 1928 Vrouwtje Ketellapper, a daughter of Salomon Ketellapper and Judith Sweijd and was born on 23 May 1903, also in Amsterdam. The couple had two children, namely Salomon on 13 October 1929 and on 20 January 1932 their daughter Sientje w…