bequeath Rieneck to Hanau. Permission was granted in 1555. One argument used for this permission was the similarity between the coats of arms of Rieneck and
Karl Egon V (1891–1973) ∞ Countess Ida von Nostitz-Rieneck 1973–2002 Joachim Egon (1923–2002) ∞ Countess Paula von Königsegg-Aulendorf; nephew of the former
the second son of Count Hugo-Damian von Schönborn (1916-1979), and his wife, Baroness Eleonore Ottilie Hilda Maria von Doblhoff. He is a member of an ancient
Grafschaft Spiegelberg: nebst verschiedenen Anekdoten von den Prinzen Oranien-Nassau die zugleich Grafen von Spiegelberg gewesen (in German). Cröker. pp. 33–34