B. Koerner / E. Strutz, Bergisches Geschlechterbuch 3 (DGB 83), Görlitz 1935, S. 623
___________________________________ | ______________________________|___________________________________ | Johann Adolf SCHMITS | ___________________________________ | (1783-1841)x1824 | | | |______________________________|___________________________________ | Julius Adolf SCHMITS | | (1825-1899)x1852 | Anton SIEBEL > | | | (1740-1775)x1767 | | Johann Abraham SIEBEL | Anna Maria WICHELHAUS > | | | (1773-1830)x1796 (1746-1799) | | Johanna Maria SIEBEL | | (1797-1867)x1824 | Johann Rütger SIEBEL > | | | (1736-1808)x1773 | | Isabella Margaretha SIEBEL | Johanna Katharina WÜLFING > | (1775-1844)x1796 (1738-1805) |--Maria Luisa SCHMITS | (1853-1918)x1875 Johann Caspar de LANDAS > | | (1732-1802)x1760 | Friedrich Wilhelm de LANDAS | Anna Katharina Gertrud SCHLÖSSER > | | (1763-1805)x1790 (1735-1799) | Johann Friedrich de LANDAS | | | (1799-1861)x1823 | Johann Heinrich PIEPER > | | | | (1736-....)x1760 | | | Sara Wilhelmina PIEPER | Maria SOMBART > | | (1772-1857)x1790 (1742-1799) | Luisa de LANDAS | (1833-1900)x1852 | Johann Peter BREDT > | | (1756-1819)x1781 | Johann Peter BREDT | Charlotte Wilhelmina WORTMANN > | | (1782-1852)x1804 (1762-1816) | Julia BREDT | (1805-1872)x1823 | Karl Jakob SIEBEL > | | (1747-1786)x1778 | Charlotte Wilhelmina SIEBEL | Maria Christina WORTMANN > (1785-1864)x1804 (1758-1796)