| | | | | | Auke Jan Bierma 1900–1978 | | | | Hessel Aukes Bierma 1873–1948 Trijntje Douwes Bierma 1874–1966 | | | | Auke Jans Bierma 1836–1923 Jantje Lieuwes Hesseling 1840– | | | | Jan Hessels Bierma 1806–1859 Anna Margaretha Douwes Bosch 1803–1886 | | |
| | | Lieuwe Hessels Hesseling 1804–1886 Pietje Pieters de Groot 1806–1852 | | |
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| | | Douwe Jans Bierma 1828–1894 Henke Lieuwes Hesseling 1833– Kinke Pieters Boonstra 1839– | | | | Jan Hessels Bierma 1806–1859 Anna Margaretha Douwes Bosch 1803–1886 | | |
| | | Lieuwe Hessels Hesseling 1804–1886 Pietje Pieters de Groot 1806–1852 | | |
| | | Pieter Johannes Boonstra – |
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