 Tjalke Koopmans, son of Johannes Koopmans and Grietje de Groot.Born 17 Nov 1885 Harlingen, died 15 Mar 1977 Oijen, age 91 years, buried Oijen Married 17 May 1909 Harlingen, age 23 years (married 56 years) to:  Petronella Francisca Vogelaar, age by marriage 23 years, daughter of Jacobus Vogelaar and Akke de Bruin.Born 4 Sep 1885 Harlingen, died 25 Oct 1965, age 80 years, buried Oyen aan de Maas | |||