When copying data from this family tree, please include a reference to the origin: Peter Lasker, "De families Lasker (Lassche), Grooten, van der Helm en van der Schuur", database, Genealogy Online (https://www.genealogieonline.nl/de-families-lasker-grooten-van-der-helm-en-van-der-schuur/I32154.php : accessed June 20, 2024), "Jurriaan Visdijk (± 1715-????)".
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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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