Family Group Sheet| HUSBAND | | Sytse Meinderts Koolstra | | BIRTH | 16 February 1895 | Rinsumageest | | REF # | | 3393; | | MARRIAGE | 30 November 1916 | Dantumadeel | | FATHER | Meindert Jans Koolstra | | MOTHER | Akke Wijbes Hoekstra | | | | WIFE | | Romkje de Vries | | BIRTH | 18 February 1894 | Rinsumageest | | REF # | | 3392; | | FATHER | Gerrit Alles de Vries | | MOTHER | Eelkje Sjoerds van der Meer |
| | | CHILDREN | | 1. | Froukje Koolstra FEMALE | | | REF # | | 3405; |
| | 2. | Gerrit Koolstra MALE | | | BIRTH | 6 June 1925 | Wouterswoude | | DEATH | 2 August 2003 | Drouma Nursing Home, Victoria, Australië | | REF # | | 3394; |
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