Registration on July 17, 1901 Registered J. du Pon, born on July 17, 1901 Source citation Amsterdam City Archives Amsterdam City Archives in Amsterdam, Family cards Part: 1157, Period: 1893-1939, Amsterdam, archive 5422, inventory number 1157, July 17, 1901, Gezinskaarten
When copying data from this family tree, please include a reference to the origin: Fred Bergman, "Genealogische database BergSmit", database, Genealogy Online (https://www.genealogieonline.nl/database-bergsmit/I41608.php : accessed May 7, 2025), "Johannes DU PON (1901-)".
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