Kaatje Ancona married 469452 in 1924 in Amsterdam. They divorced in 1930. They had five children, among whom Meijer, Elisabeth, Mozes and the here mentioned Esther. She married Marcus Gans in 1932 in Amsterdam.
Stadsarchief Amsterdam, gezinskaart Abraham Engers; archiefkaarten Marcus Gans and Esther Engers
Biography