Family Group Sheet| FATHER | | Douwe Jans Altenburg | | BIRTH | 1712 | | | DEATH | 22 September 1749 | Jorwerd | | REF # | | 8887; | | FATHER | Jan Ruurds Altenburg | | MOTHER | Janke Gerbens | | | | MOTHER | | Grietje Jans | | BIRTH | 1718 | Mantgum | | REF # | | 8888; | | FATHER | Jan Ulbes | | MOTHER | Janke Abrahams |
| | | CHILDREN | | 1. | Jan Douwes Altenburg (Boschma) MALE | | | BIRTH | 12 August 1743 | Jorwerd | | DEATH | 22 November 1817 | Hennaarderadeel | | REF # | | 8885; | | OCCUPATION | | Boer op de Boschplaats (Sassinga State ) te Hennaard; | | MARRIAGE | 4 April 1774 | Yttje Rintjes Runia; IJsbrechtum |
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