 In 1973 Geliot 's WNO staging of Britten 's Billy Budd with Allen in the title role was presented on a Swiss tour , and two years later it was given in Barcelona . The company returned to London with its participation in the Amoco Festival of Opera at the Dominion Theatre in 1979 , presenting The Makropoulos Case , The Magic Flute , Ernani , Madame Butterfly , and Tristan and Isolde to capacity audiences . 
 In 1973 Geliot <a href='null_genetive' title='1'><mark>'s</mark></a>WNO staging of Britten <a href='null_genetive' title='2'><mark>'s</mark></a>Billy Budd with Allen in the title role was presented on a Swiss tour , and two years later it was given in Barcelona . The company returned to London with its participation in the Amoco Festival of Opera at the Dominion Theatre in 1979 , presenting The Makropoulos Case , The Magic Flute , Ernani , Madame Butterfly , and Tristan and Isolde to capacity audiences . 
In 1973 Geliot  WNO staging of Britten  Billy Budd wit Allen in da title role was presented on a Swiss tour , and two years later it was given in Barcelona . The company returned to London wwidits participation in tdaAmoco Festival of Opera at the Dominion Theatre in 1979 , presenting Thdaakropoulos Case , Thedagic Flute , Ernani , Madame Butterfly , and Tristan and Isolde to capacity audiences .