C. O. Langen, Chronik der Familie Johann Jakob Langen in Köln, Mönchengladbach 1899, S. 17, 52
♥ = Vorfahren _____________________________ | _____________________________|_____________________________ | Johann Peter KOTTHAUS | _____________________________ | (1738-1781) | | | |_____________________________|_____________________________ | Johann Peter KOTTHAUS | _____________________________ | (1779-1855)x1824 | | | | _____________________________|_____________________________ | | | | | Katharina DRÜCKBAUM | _____________________________ | (1734-1807) | | | |_____________________________|_____________________________ |--Clara Wilhelmina KOTTHAUS | (1830-....)x1853 Johannes LANG | | (1698-1747)x1722 | Jakob Heinrich LANGE | Anna Gertrud SCHNABEL > ♥ | | (1733-1805)x1755 (1695-1773) | Johann Jakob LANGEN | | | (1758-1844)x1791 | Johann Stephan SCHUMACHER | | | | (....-1755)x1728 | | | Maria Katharina SCHUMACHER | Helena Margaretha GLASER > | | (1732-1776)x1755 (1704-1767) | Maria Henriette Katharina LANGEN | (1797-1853)x1824 | Peter HÖLTERHOFF > | | (1700-....)x1729 | Johannes HÖLTERHOFF | Anna Sophia TITZHOF | | (1729-1810)x1754 | Anna Maria HÖLTERHOFF | (1763-1842)x1791 | Gerhard HÜNNINGHAUS | | x1731 | Anna Maria HÜNNINGHAUS | Maria Katharina BÜCKENHAUS (1731-1806)x1754