New, Unplayed 1987 3LP German Laminated Box Set (Recorded In 1970). Pierre Boulez Conducting The Orchestra Of The Royal Opera House, Covent Garden With Elisabeth Sodestrom, George Shirley, Yvonne Minton And Others. This Set Was Sealed, But The Brittle Shrink Wrap Came Off. Includes A Superb 1988 40 Page Masterworks Color Catalog And Libretto.