Listen to Viola Concerto in the Style of Handel: I. Allegro moderatо online. Viola Concerto in the Style of Handel: I. Allegro moderatо is an Instrumental language song and is sung by Rudolf Barshai and Moscow Chamber Orchestra. Viola Concerto in the Style of Handel: I. Allegro moderatо, from the album Rudolf Barshai. Collection, was released in the year 2019. The duration of the song is 6:17. Download Instrumental songs online from JioSaavn.