Hi there – Macbeth by Giuseppe Verd was Houston Grand Opera's October 1973 production, starring Gian Piero Mastromei as Macbeth and Pauline Tinsley as Lady Macbeth. http://gallery.leica-users.org/v/Bill1941/GRAND+OLD+DAYS+AT+THE+OPERA/MACBETH-01374.jpg.html Gallery: http://gallery.leica-users.org/v/Bill1941/ –Bill