A. Blömer, Ahnenliste der Irmgard Krapohl verh. Frau Coenen aus Jüchen, Mönchengladbach 1997, S. 83
________________________ | Heinrich WEYERS |________________________ | (1655-....)x1680 Albert WEYERS | ________________________ | (1682-1760)x1709 | | | | Lehn MICHELS |________________________ | x1680 Heinrich WEYERS | | (1710-1775)x1738 | Ott von MÜLFORT | | | (1625-....)x1650 | | Werner OTTEN | Sibylla | | | (1654-....)x1682 | | Katharina OTTEN | ________________________ | (1688-1757)x1709 | | | | Beatrix BERKES |________________________ | (....-1698)x1682 |--Katharina WEYERS | (1750-1794)x1774 ________________________ | | | Matthias KAULEN |________________________ | | (1635-....)x1659 | Christian KAULEN | ________________________ | | (1677-1761)x1704 | | | | | Maria MEYER |________________________ | | x1659 | Sophia KAULEN | (1718-1774)x1738 | Matthias GÖRTZ | | x1647 | Heinrich GÖRTZ | Barbara COENEN | | (1647-1719)x1680 | Eva GÖRTZ | (1682-....)x1704 | Adolf JUNKERS > | | (1615-1681)x1651 | Katharina JUNKERS | Petronella to HAMRATH (1652-....)x1680 (1628-1693)