The publication Stamboom Van Woerkom (Schiedam) has been compiled by John van Woerkom. The data collection consists of 878 persons, data about 473 individuals have not been published to protect their privacy. The author uses GensDataPro for the management of the data collection. More statistical information about the publication (like numbers and dispersion of genealogical events) can be found on the statistics page.
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over 7000 genealogists