Family Group Sheet| FATHER | | Anne Piers Koopmans | | BIRTH | 10 July 1789 | Hommerts | | REF # | | 2978; | | FATHER | Pier Annes Koopmans | | MOTHER | Tjitske Klaases Zwart | | | | MOTHER | | Jeltje Sjirks Cnossen | | BIRTH | about 1790 | | | REF # | | 2993; |
| | | CHILDREN | | 1. | Tjitske Koopmans FEMALE | | | BIRTH | 7 October 1819 | | | REF # | | 2994; |
| | 2. | Sjirk Koopmans MALE | | | BIRTH | 11 November 1821 | | | REF # | | 2995; |
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