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Male  Heinrich Georg Dietrich Mertens
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1774--
1776--
1782--
1788--
1794--
1800--
1806--
1812--
Birth -- 3 February 1779 36 Bergen an der Dumme, Niedersachsen, Deutschland
Marriage -- 27 October 1807 ‎(Age 28)‎ Schwülper-Groß Schwülper, Niedersachsen, Deutschland Tuliene Magdalene Thies