B. Koerner / T. Dreyer, Westfälisches Geschlechterbuch 1 (DGB 108), Görlitz 1940, S. 491
____________________________ | _____________________________________|____________________________ | Gottfried Karl RITTERSHAUSEN | ____________________________ | (1786-1827)x1814 | | | |_____________________________________|____________________________ | Karl Friedrich Hermann RITTERSHAUSEN | | (1822-1907)x1859 | Gerhard MERREM > | | | (1729-1803)x1754 | | Johann Abraham MERREM | Susanna Maria von CARNAP > | | | (1763-1833)x1786 (1730-1765) | | Maria Sara MERREM | | (1790-1833)x1814 | Johann Jakob WICHELHAUSEN > | | | (1733-1787)x1763 | | Helena Maria Eleonora WICHELHAUSEN | Anna Maria SIEBEL > | (1764-1820)x1786 (1744-1797) |--Maria Henriette Alwina Emma RITTERSHAUSEN | (1859-1895)x1885 ____________________________ | | | _____________________________________|____________________________ | | | _______________________________| ____________________________ | | | | | | |_____________________________________|____________________________ | | | Friederika Florentina Justina INGENOHL | ____________________________ (1838-1903)x1859 | | | _____________________________________|____________________________ | | |_______________________________| ____________________________ | | |_____________________________________|____________________________