Listen to Les Sylphides: Overture after Prelude in A Major, Op. 28 No. 7 (Orch. Douglas) online. Les Sylphides: Overture after Prelude in A Major, Op. 28 No. 7 (Orch. Douglas) is an Instrumental language song and is sung by Robert Irving and Philharmonia Orchestra. Les Sylphides: Overture after Prelude in A Major, Op. 28 No. 7 (Orch. Douglas), from the album Chopin Ballets, was released in the year 2011. The duration of the song is 3:23. Download Instrumental songs online from JioSaavn.