1. | Douwe Kornelis Boersma was born about 1819 in Ferwerd, Ferwerderadeel, FR, NLD. Douwe married Sjoukje Pieters Stroosma on 22 Jul 1880 in Het Bildt, FR, NLD. Sjoukje (daughter of Pieter Johannes Stroosma and Durkje Jans Wiersma) was born about 1859 in St. Annaparochie, Het Bildt, FR, NLD. [Group Sheet] [Family Chart]
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2. | Cornelis Douwes Boersma ![]() Cornelis married Akke Gerkes Visser on 28 Oct 1909 in Het Bildt, FR, NLD. Akke (daughter of Gerke Visser and Tjeerdje Bijlsma) was born about 1890 in Hieslum, Wonseradeel, FR, NLD. [Group Sheet] [Family Chart]
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3. | Catharina Elisabeth Boersma ![]() Catharina married P.M. van Kalsbeek [Group Sheet] [Family Chart]
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4. | J.P. van Kalsbeek ![]() J.P. married T.F. Algra [Group Sheet] [Family Chart] |
5. | G.P. van Kalsbeek ![]() G.P. married D.I. de Jong [Group Sheet] [Family Chart] |
6. | M.P. van Kalsbeek ![]() M.P. married S.S. Sijpersma [Group Sheet] [Family Chart] |
7. | A.P. van Kalsbeek ![]() A.P. married A. Otter [Group Sheet] [Family Chart] |
8. | C.P. van Kalsbeek ![]() C.P. married R. Jansma [Group Sheet] [Family Chart]
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9. | D.P. van Kalsbeek ![]() D.P. married T.L. Visser [Group Sheet] [Family Chart]
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10. | K.J. van Kalsbeek ![]() |
11. | G.P. van Kalsbeek ![]() G.P. married A.F. de Boer [Group Sheet] [Family Chart]
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