Philippe Albert de Büren entertained lavishly in the mansion; it is recorded that one occasion alone, he entertained the Princess of Hesse, who brought with her an entourage so great that it required 77 coaches, 50 carriages and 148 mules to transport it [REF].
However, despite his high offices and marriages to wealthy women, de Büren was to be the last of his family to reside in the Herrengasse mansion.