UNITED STATES - JANUARY 01: SAN FRANCISCO OPERA HOUSE Photo of Jose CARRERAS and UN BALLO IN MASCHERA, Jose Carreras as Riccardo ;1977 (Photo by Ron Scherl/Redferns)
UNITED STATES - JANUARY 01: SAN FRANCISCO OPERA HOUSE Photo of Jose CARRERAS and UN BALLO IN MASCHERA, Jose Carreras as Riccardo ;1977 (Photo by Ron Scherl/Redferns)