 Dominicus Dirk van der Werf, son of Dirk Douwes van der Werf and Marijke Dijkstra.Born 8 Aug 1898 Tjerkwerd, died 15 Oct 1954 Blauwhuis, age 56 years, buried Blauwhuis Married to:  Aaltje (Alida) Ketelaar, daughter of Gerke Ketelaar and Klaaske Obbema.Born 24 Jun 1896 Nijhuizum, died 5 Mar 1995 Blauwhuis, age 98 years, buried Blauwhuis | |||