When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I68583.php : accessed February 18, 2026), "Klaasje Jannes van Zandhuizen (± 1764-> 1821)".
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