When copying data from this family tree, please include a reference to the origin: Dirk Koppenol, "Familiekring Koppenol-van Starkenburg", database, Genealogy Online (https://www.genealogieonline.nl/familiekring-koppenol-van-starkenburg/I284910.php : accessed June 22, 2024), "Pieter Adrianusz van DUren (1826-1874)".
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