1. | Wijtske Hillebrands Beerligs was born about 1840 in Oudega, Smallingerland, FR, NLD. Wijtske married Pieter Douwes Sibma on 21 May 1870 in Tietjerksteradeel, FR, NLD. Pieter (son of Douwe Wolters Sibma and Baukjen Pieters Feenstra) was born about 1845 in Garijp, Tietjerksteradeel, FR, NLD. [Group Sheet] [Family Chart]
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2. | Baukje Pieters Sibma (1.Wijtske1) was born about 1871 in Garijp, Tietjerksteradeel, FR, NLD. Baukje married Douwe Wiebes Sietsma on 21 Apr 1898 in Idaarderadeel, FR, NLD. Douwe (son of Wiebe Douwes Sietzema and Auktje Hermanus Loos) was born about 1858 in Boornbergum, Smallingerland, FR, NLD. [Group Sheet] [Family Chart]
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3. | J.D. Sietsma (2.Baukje2, 1.Wijtske1) J.D. married S.J. Castelein [Group Sheet] [Family Chart]
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4. | J.S. Castelein (3.J.D.3, 2.Baukje2, 1.Wijtske1) |
5. | D.S. Castelein (3.J.D.3, 2.Baukje2, 1.Wijtske1) |