 Teetske Everts van der Werk, daughter of Evert Haayes "Evert" van der Werk and Sytske Sakes "Sytske" Timmermans.Born 31 Jul 1836 Ureterp (birth declaration: 1 Aug 1836), died 14 Apr 1887 Franeker, age 50 years Married 6 Jun 1861 Dantumadeel, age 24 years (married 25 years) to: Children: 1.  Sytze KoonstraBorn 16 Jun 1862 Dantumadeel (birth declaration: 16 Jun 1862) 2. Sijtze KoonstraBorn 28 Apr 1864 Akkerwoude (birth declaration: 29 Apr 1864) 3. Evert KoonstraBorn 25 Jan 1867 Akkerwoude (birth declaration: 26 Jan 1867) | |||