C. Steinbicker, Westfälisches Geschlechterbuch 6 (DGB 184), Limburg/Lahn 1980, S. 36
_________________________________ | _____________________________________|_________________________________ | ___________________________________________| _________________________________ | | | | |_____________________________________|_________________________________ | Johann Josef SCHAEFFER | _________________________________ | (1789-1861)x1817 | | | | _____________________________________|_________________________________ | | | | |___________________________________________| _________________________________ | | | | |_____________________________________|_________________________________ |--Rudolf Friedrich SCHAEFFER | (1820-1895)x1854 Johann Wilhelm CASTRINGIUS > | | (1693-1775)x1723 | August Wilhelm CASTRINGIUS | Engel Maria Katharina DULLAEUS > | | (1736-1826)x1767 (1691-1771) | Melchior Wilhelm Karl August CASTRINGIUS | | | (1768-1846)x1795 | Johann Melchior GOECKE > | | | | (1701-1772)x1724 | | | Marianne Helena Katharina GOECKE | Katharina Elisabeth OVERBECK > | | (1741-1790)x1767 (1700-1757) | Augusta Wilhelmina CASTRINGIUS | (1796-1842)x1817 | Hermann Heinrich SPANNAGEL > | | (1710-1759)x1733 | Johann Hermann Theodor SPANNAGEL | Anna Maria Elisabeth RENTROP > | | (1747-1803)x1774 (1712-1772) | Marianne Wilhelmina SPANNAGEL | (1775-1803)x1795 | Arnold Bernhard OVERBECK > | | (1708-1776)x1748 | Helena Marianne Katharina OVERBECK | Wilhelmina Katharina CRONE > (1750-1835)x1774 (1723-1781)