https://masuren.agoff.de/getperson.php?personID=I39859&tree=3
http://trees.ancestry.de/pt/person.aspx?tid=1533573&pid=-1920067663
♥ = Vorfahren __ | ___________________|__ | ♥ Jan Casimir DUKOWSKI | __ | (1760-....)x1810 | | | |___________________|__ | ♥ Gottlieb DUKOWSKI | __ | (1811-1863)x1837 | | | | ♥ Johann KOWNATZKI |__ | | | x1788 | |♥ Anorthe KOWNATZKI | __ | (1788-....)x1810 | | | |♥ N. |__ | x1788 |--♥ Gottlieb DUKOWSKI | (1845-1927)x1870 __ | | | ___________________|__ | | | ♥ Michael PLEWA | __ | | x1815 | | | | |___________________|__ | | |♥ Anna PLEWA | __ (1815-1869)x1837 | | | ___________________|__ | | |♥ Anna CZYMCZIK | __ x1815 | | |___________________|__