Title from container. Previously issued on analog discs, 1972-1982. Compact discs (ADD). Recorded Apr. 1970-Nov. 1971 (works 1-5), 1972 (6th work), and Feb. 1980 (7th work), Kingsway Hall, London. Vladimir Ashkenazy, piano ; London Symphony Orchestra ; Andrʹe Previn, conductor. Program notes in English with French and German translations (25 p. : ports. ; 13 cm.) inserted in container.