When copying data from this family tree, please include a reference to the origin: T. de Keizer, "Family tree De Keizer, van Nooijen, Knulst, Kranenburg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-keizer/I2918.php : accessed June 17, 2024), "Pieter Pietersz van der Maes (± 1595-????)".
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