sentences:  The French version featured George Petean as the Duke and Rachel Harnisch as Hélène d'Egmont.and it was conducted by Paolo Carignani.Italian version
  
  The opera has only been rarely performed since 1882 and "no one seems even to have remembered its existence, until, that is, Fernando Previtali discovered the battered full-score used by the conductor at that momentous prima on a market stall in Rome [on 12 January 1952]".