When copying data from this family tree, please include a reference to the origin: A.H. Jacobs, "Stamboom familie Jacobs - Heijnen en verwanten", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-familie-jacobs-heijnen-en-verwanten/I503999.php : accessed June 17, 2024), "Theodorus van Nienhuys (????-1668)".
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