When copying data from this family tree, please include a reference to the origin: J. Borggreve, "Family tree van de families Borggreve, Grijpma, de Nooijer en Dingemanse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-borggreve/I505772.php : accessed June 23, 2024), "Johannes van Velsen (1678-????)".
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