Saartje Lam was a daughter of Benedictus Lam and Duifje Dresden. She married 12 December 1934 in Amsterdam the widower Joseph Polak, who was born 8 January 1871 in Amsterdam. Joseph was previously married, on 1 April 1891 in Amsterdam, to Marianne Dotsch, a daughter of Aron Dotsch and Duifje Waas who passed away on 3 November 1933 in Amsterdam, aged 62 years. From that marriage ten children have …