‎Improvisations on an Impromptu of Benjamin Britten van Sir William Walton - Apple Music Classical

London Symphony Orchestra, André Previn

1972 · 4 tracks · 16 min.
BBC Symphony Orchestra, Edward Gardner

2015 · 4 tracks · 13 min.
London Philharmonic Orchestra, Bryden Thomson

1992 · 4 tracks · 15 min.