Esther Polak, born 1 Januar 1880 in Rotterdam as the youngest of the six children of Jacobus Polak and Vroukje de Jong, married there at the age of 32 – on 23 October 1912 – the 25 year old Jonas Frank, born 27 March 1887 in Groningen as son of Alexander Frank and Vogelina Drukker.
Jonas Frank was a wallpaperer by trade. He stayed in Utrecht till April/May 1906 and then moved to Amsterdam. There …