When copying data from this family tree, please include a reference to the origin: Vera Jenniskens-Beulen, "Family tree Beulen-Haldermans", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-beulen-haldermans/I5259.php : accessed February 7, 2026), "Joannes Theodorus Quix".
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