H.L. von Beckerath, Stammbaum von Beckerath nebst Descendenz, Krefeld 1903, S. 17, 94
O. von Beckerath, Familie von Beckerath II, Krefeld 1936, S. 28
♥ = Vorfahren ________________________ | Johann Daniel SCHELLECKES |________________________ | x1759 Johann Georg SCHELLECKES | | (1776-1816)x1804 | Jakob BÖSKEN > | | | (1685-1743)x1734 | | Sibylla Katharina BÖSKEN | Maria Elisabeth DUDEN > | (1738-....)x1759 (1705-1759) Konrad SCHELLECKES | ________________________ | (1815-1893)x1844 | | | | Heinrich de WAY |________________________ | | | x1784 | | Maria de WAY | ________________________ | (1784-1868)x1804 | | | | Elisabeth RUTTEN |________________________ | x1784 |--Johann Hermann SCHELLECKES | (1845-1911)x1873 ________________________ | | | Johann Peter WORTMANN |________________________ | | x1784 | Johann Jakob WORTMANN | | | (1784-....)x1819 | Jakob STAUFFER | | | | x1748 | | | Helena STAUFFER | Margaretha SLOTER | | (1760-....)x1784 (1725-....) | Maria Helena WORTMANN | (1820-1891)x1844 | Adam ter MEER > ♥ | | (1723-1809)x1754 | Johannes ter MEER | Katharina te KLOOT > | | (1755-1798)x1780 (1730-1774) | Barbara ter MEER | (1788-1870)x1819 | Johannes HUNZINGER | | (1728-1790)x1750 | Maria HUNZINGER | Katharina PREYERS > (1758-1837)x1780 (1730-....)