 Sieberen IJ. Ydema, son of Ype Sybrens Ydema and Sjieuwke Arjens Gerritsma.Born 14 Dec 1841 Workum, died 11 Sep 1917 Sneek, age 75 years, buried Blauwhuis Married to:  Cornelia Klazes Witteveen, daughter of Klaas Kornelis Witteveen and Minke Keimpes Teppema.Born 16 Apr 1846 Oosterend, died 26 Aug 1909 Sneek, age 63 years, buried Blauwhuis | |||