Opera 1966, 8th September 1966 Box [unnumbered] Unit ID: 1966/16 Date: 8th September 1966 Physical Description: 1 program
Opera 1966, 8th September 1966 Box [unnumbered] Unit ID: 1966/17 Date: 8th September 1966 Physical Description: 2 programs
Opera 1967, 11th February 1967 Box [unnumbered] Unit ID: 1967/16 Date: 11th February 1967 Physical Description: 1 program
Opera 1967, 27th June 1967 Box [unnumbered] Unit ID: 1967/13 Date: 27th June 1967 Physical Description: 2 programs
Opera 1967, 7th - 19th August 1967 Box [unnumbered] Unit ID: 1967/12 Date: 7th - 19th August 1967 Physical Description: 1 program