Listen to Organ Sonata No. 4 in E Minor, BWV 528: III. Un poco allegro online. Organ Sonata No. 4 in E Minor, BWV 528: III. Un poco allegro is a French language song and is sung by Jacques Amade. Organ Sonata No. 4 in E Minor, BWV 528: III. Un poco allegro, from the album Bach - Soli Deo Gloria, was released in the year 2004. The duration of the song is 2:47. Download French songs online from JioSaavn.