Family Group Sheet| FATHER | | Pier Koopmans | | BIRTH | 23 December 1833 | | | BIRTH | 23 December 1833 | Sneek | | DEATH | 1903 | | | REF # | | 2107; | | REF # | | 2954; | | MARRIAGE | 14 May 1864 | Vrouwkje Tjitses Huitema; Wymbritsradeel | | FATHER | Pier Piers Koopmans | | MOTHER | Riemke Wybes Cnossen | | FATHER | Pieter Piers Koopmans | | MOTHER | Uilkje Daniels Schuurmans | | | | MOTHER | | Johantje Koopmans | | BIRTH | 18 August 1838 | | | REF # | | 2110; | | FATHER | Pier Piers Koopmans | | MOTHER | Riemke Wybes Cnossen |
| | | CHILDREN | | 1. | Pieter Koopmans MALE | | | BIRTH | 10 April 1867 | Sneek | | REF # | | 2955; |
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