Fürstenrecht (princely law) or Privatfürstenrecht (private princely law) was the scholarly elaboration of the peculiar legal status enjoyed by the high nobility. One important source for Privatfürstenrecht was the house rules of the families of the high nobility, which had been formulated under various names since the late 13th century [8. 35]. These were seen everywhere in Europe, especially in the form of succession…