When Rudolf died on October fifteen, 1080, in Merseburg, his territories had been inherited by Berthold II of Zähringen.but the town went to his son Otto and his family members the von Wetter's. Berhold's 2nd son, Conrad, awarded sector rights to town, making it the oldest Zähringerstadt in Switzerland plus https://zahnarztpraxis09754.ziblogs.com/19986843/how-much-you-need-to-expect-you-ll-pay-for-a-good-zahnarzt-rheinfelden-deutschland