When copying data from this family tree, please include a reference to the origin: Wilma During, "Family tree During, van der Kolk, van den Bosch, Prins, Stegeman, Molenaar, Bos", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-during/R2032.php : accessed January 8, 2026), "Derk van Someren".
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Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
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