When copying data from this family tree, please include a reference to the origin: Fieke Bazelmans, "Voorouders van Paul, Hein en Elkie Clowting", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-bazelmans/I5145.php : accessed February 1, 2026), "Roelof Jan Anthonis van den LANGENBERGEN (< 1457-1507)".
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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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