Timeline Chart

Male  Gerrit Geertsema

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Male  Jan Goedkoop

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Male  Jakob Goedkoop

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Male  Henderikus Goedkoop

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Birth--8 June 1906 - Valthermond, Borger-Odoorn, Drenthe, Netherlands
Birth--20 December 1909 - Valthermond, Borger-Odoorn, Drenthe, Netherlands
Birth--9 January 1915 - Valthermond, Borger-Odoorn, Drenthe, Netherlands
Birth--29 April 1917
Death--20 February 1918 - Valthermond, Borger-Odoorn, Drenthe, Netherlands (Age 3)
Death--15 November 1939 - Groningen, Groningen, Groningen, Netherlands (Age 33)
Death--7 April 1994 (Age 76)