A. Blömer, Ahnenliste des Gustav Bähren (* 1864 in Odenkirchen), Mönchengladbach 1974, S. 9
A. Blömer, Familien Mehls aus Beckrath, Herrath und Venrath, Mönchengladbach 2000, S. 29
___________________ | Diedrich MÜRCKENS |___________________ | (1585-1636)x1610 Philipp MÜRCKENS | ___________________ | (1610-1677)x1636 | | | | Metzgen |___________________ | (....-1636)x1610 Diedrich MÜRCKENS | ___________________ | (1652-1713)x1677 | | | | Albert MEWIS |___________________ | | | (....-1636)x1615 | | Wilhelmina MEWIS | ___________________ | (1615-1677)x1636 | | | | N. |___________________ | x1615 |--Philipp MÜRCKENS | (1684-....)x1709 ___________________ | | | Heinrich SCHUMACHER |___________________ | | (1580-1636)x1610 | Matthias SCHUMACHER | ___________________ | | (1620-1677)x1653 | | | | | Sophia |___________________ | | (....-1653)x1610 | Barbara SCHUMACHER | (1655-1687)x1677 | Otto FRANZEN > | | (1560-1612)x1586 | Franz OTTEN | Lene | | (1592-1663)x1621 | Magdalena OTTEN | (1627-1677)x1653 | Johannes ROELEN | | (1560-1629)x1586 | Barbara ROELEN | Anna ROELEN > (1595-1654)x1621 (1568-1624)