When copying data from this family tree, please include a reference to the origin: Wim Jansen, "Family tree Jansen, Brandsma, Esmeijer, De Waal en Wennekes", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jansen-brandsma/I26919.php : accessed June 19, 2024), "Arie van Hattum (1840-????)".
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