Timeline Chart
1899--
1900--
1904--
1908--
1912--
1915--
| Birth--15 November 1904 - Leeuwarden, Leeuwarden, Friesland, Netherlands |
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| Birth--6 December 1906 - Leeuwarden, Leeuwarden, Friesland, Netherlands |
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| Birth--18 July 1910 - Leeuwarden, Leeuwarden, Friesland, Netherlands |
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