When copying data from this family tree, please include a reference to the origin: Adri Rutten-de Waal, "Family tree families De Waal & Schoonderwaldt", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-waal-en-schoonderwaldt/I1773.php : accessed May 27, 2024), "Harmen Sjoerds (± 1721-????)".
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