Listen to Cello Sonata in E-Flat Major, RV 39: IV. Allegro online. Cello Sonata in E-Flat Major, RV 39: IV. Allegro is an English language song and is sung by Bruno Cocset and Les Basses Réunies. Cello Sonata in E-Flat Major, RV 39: IV. Allegro, from the album Vivaldi: Cello Sonatas (Alpha Collection), was released in the year 1999. The duration of the song is 2:20. Download English songs online from JioSaavn.