Jacob Abraham Speelman was a son of Koopman Speelman and Judith Kan. He was born in Amsterdam on 24 November 1890 and was a diamond polisher by profession. He married there on 6 February 1913 the daughter of Simon Blits and Naatje Vleesdrager, Alida Blits, who was born in Amsterdam too on 15 September 1892. The couple had twee children, viz. Judith on 5 January 1914 and Simon on 19 June 1916. Afte…