When copying data from this family tree, please include a reference to the origin: A.G.M. Kuster, "Family tree Kuster, Schwartz", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kuster/I13537.php : accessed June 13, 2024), "Roelof van den Rutenberg (????-± 1420)".
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