Family Group Sheet| FATHER | | Pieter Piers Koopmans | | BIRTH | 23 December 1805 | Hommerts | | REF # | | 2951; | | FATHER | Pier Annes Koopmans | | MOTHER | Tjitske Klaases Zwart | | | | MOTHER | | Uilkje Daniels Schuurmans | | REF # | | 2952; |
| | | CHILDREN | | 1. | Pier Koopmans MALE | | | BIRTH | 23 December 1833 | | | BIRTH | 23 December 1833 | Sneek | | DEATH | 1903 | | | REF # | | 2107; | | REF # | | 2954; | | MARRIAGE | 14 May 1864 | Vrouwkje Tjitses Huitema; Wymbritsradeel |
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