 Between 1752 and 1761 "Bartolomeo Bolli" constructed a new façade for the building, highly decorated in a late Baroque, or Rococò, manner.The entrance is flanked by two atlantes, supporting a contorted balcony.In 1740, Carlo Giuseppe Merlo built the imposing and scenographic forked staircase (a "scalone a tenaglia") whose sophisticated curves lead to the apartments of the "piano nobile".