Family Group Sheet| FATHER | | Sake Sierdsma | | BIRTH | about 1925 | Oudeschoot | | REF # | | 4162; | | FATHER | Geert Pieter Sierdsma | | MOTHER | Beeuwkje Brouwer | | | | MOTHER | | Antje Luinenburg | | BIRTH | 18 August 1926 | Wijckel | | REF # | | 4161; | | FATHER | Jan Hendriks Luinenburg | | MOTHER | Froukje Kramer |
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