Timeline Chart

Male  Johannes Koopmans
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Female  Annechien Drenth
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1907--
1908--
1912--
1916--
1920--
1924--
1928--
1932--
1936--
Birth--29 February 1912 - Groningen, Groningen, Groningen, Netherlands
Marriage--8 January 1931 - Groningen, Gronngen, Groningen, Netherlands
Marriage--8 January 1931 - Groningen, Gronngen, Groningen, Netherlands (Age 18)