Are you a descendant of Wybe Koolstra (*1840) & Nieske Bosch (*1841) ?

If so, after registering I will give you access to the pages with further data about the offspring of this couple. In order to protect the privacy of living people and to observe the privacy-regulations, those data are not accessable for others. Please specify how you are descended from Wybe Koolstra & Nieske Bosch.

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