When copying data from this family tree, please include a reference to the origin: E. Blom, "Family tree Blom-Hooft, vdGrootevheen, Hooft, Markhorst, Derksen, Enckhof, vEmden ", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-blom-hooft/I2648.php : accessed June 13, 2024), "Hannes van de Grootevheen".
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