Timeline Chart
1902--
1904--
1908--
1912--
1916--
| Birth--31 March 1907 - Groningen, Groningen, Groningen, Netherlands |
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| Birth--6 August 1908 - Groningen, Groningen, Groningen, Netherlands |
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| Birth--12 December 1909 - Groningen, Groningen, Groningen, Netherlands |
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| Birth--20 October 1911 - Groningen, Groningen, Groningen, Netherlands |
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