When copying data from this family tree, please include a reference to the origin: Marcel Steenbergen, "Family tree Steenbergen/de Vries en van 't Ende/Staal", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-steenbergen-de-vries/I1097182217.php : accessed June 1, 2024), "Jacobus Johannes Gerhardus van Langen".
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