Opera The opera programmes comprise three items representing productions by the Vienna State Opera, Grange Park Opera and The Kirov Opera between 1961 and 2005, as follows: * Der Rosenkavalier, a film souvenir programme of the Vienna State Opera production, assumed to date from 1961. * The 2001 Summer season brochure of the Grange Park Opera (14/06/2001-13/07/2001) during which they performed Così fan tutte, I Capuleti e I Montecchi, and Fortunio. * Boris Godunov, a programme for The Kirov Opera production on 02/08/2005. 1961-2005