 Johannes Posthumus, son of Gerrit Posthumus and Jitske Kok.Born 23 May 1883 Workum, died 10 Jun 1968 Den Haag, age 85 years Married 26 Aug 1914 Den Haag, age 31 years (married 32 years) to:  Maria Magdalena Thonies, age by marriage 26 yearsBorn 15 Jul 1888 s-Hertogenbosch, died 3 May 1947 Den Haag, age 58 years | |||