H.L. von Beckerath, Stammbaum von Beckerath nebst Descendenz, Krefeld 1903, S. 176 („Betty Biberbach“)
___________________ | ______________________|___________________ | ________________________| ___________________ | | | | |______________________|___________________ | Johann Jakob BIEBERBACH | ___________________ | (1798-....)x1829 | | | | ______________________|___________________ | | | | |________________________| ___________________ | | | | |______________________|___________________ |--Maria Elise BIEBERBACH | (1834-1866)x1855 Diedrich KÖNIGS > | | (1699-1763)x1725 | Egidius KÖNIGS | Sophia PIEPER > | | (1726-1791)x1756 (1683-1760) | Johann Tilmann KÖNIGS | | | (1770-1833)x1791 | Peter NEUENHAUS > | | | | (....-1752)x1715 | | | Katharina NEUENHAUS | Gertrud SCHÖLKES > | | (1732-1806)x1756 (1688-1746) | Johanna KÖNIGS | ___________________ (1806-....)x1829 | | | Konrad KÜHNEN |___________________ | | (1744-1805)x1765 | Elisabeth KÜHNEN | ___________________ (1765-1843)x1791 | | | Katharina BECKERS |___________________ (....-1823)x1765