C. vom Berg, Geschichte der Familie Buchholz, Düsseldorf 1920, Teil I, S. 108 f.
C. Pick, Familienbuch Lennep 1654-1809, Plaidt 2014, S. 383, 1011
Melchior HARDT >
| (1659-1696)x1682
Peter Melchior HARDT | Christina MOLL >
| (1683-1757)x1708 (1661-1734)
Engelbert HARDT |
| (1714-1756)x1738 | Peter BUCHHOLZ >
| | | (1651-1726)x1678
| | Anna BUCHHOLZ | Maria SCHMERBER >
| (1686-1768)x1708 (1658-1739)
Johann Arnold HARDT |
| (1740-1815)x1772 | Johann Christoph TUCKERMANN >
| | | (1662-1724)x1686
| | Johann Arnold TUCKERMANN | Katharina JAEGER >
| | | (1686-1755)x1715 (1663-1713)
| | Katharina Gertrud TUCKERMANN |
| (1718-1788)x1738 | Peter CLARENBACH >
| | | (1661-1736)x1684
| | Katharina CLARENBACH | Katharina Margaretha FUHRMANN >
| (1690-1753)x1715 (1665-1699)
|--Christina Carolina HARDT
| (1788-1863)x1809 Gottfried WÜLFING >
| | (1651-1721)x1674
| Caspar WÜLFING | Maria Margaretha HARDT >
| | (1685-1760)x1711 (1655-1696)
| Johannes WÜLFING |
| | (1719-1793)x1748 | Melchior HACKENBERG >
| | | | (1672-1751)x1692
| | | Anna Clara HACKENBERG | Clara HAMACHER >
| | (1692-1781)x1711 (1673-1735)
| Anna WÜLFING |
(1749-1815)x1772 | Melchior HARDT >
| | (1659-1696)x1682
| Peter Melchior HARDT | Christina MOLL >
| | (1683-1757)x1708 (1661-1734)
| Anna Christina HARDT |
(1728-1799)x1748 | Peter BUCHHOLZ >
| | (1651-1726)x1678
| Anna BUCHHOLZ | Maria SCHMERBER >
(1686-1768)x1708 (1658-1739)