K.-H. Stursberg u. a., Stursberg – Storsberg – Stoßberg – Stosberg – Strasburg, Essen 2003, S. 74
C. Pick, Familienbuch Lennep 1654-1809, Plaidt 2014, S. 2184
__ | ___________________|__ | Peter RINGEL | __ | (1639-1692)x1659 | | | |___________________|__ | Peter RINGEL | __ | (1666-1723)x1690 | | | | ___________________|__ | | | | | Margaretha BECCUS | __ | (1633-1685)x1659 | | | |___________________|__ |--Peter RINGEL | (1693-1730)x1714 __ | | | ___________________|__ | | | Gerhard von POLHEIM | __ | | (....-1689)x1658 | | | | |___________________|__ | | | Gertrud Cäcilia von POLHEIM | __ (1660-1742)x1690 | | | Johann SCHNEIDER |__ | | (....-1658)x1637 | Agnes SCHNEIDER | __ (1637-1715)x1658 | | | N. |__ x1637