Listen to Trio in C Major, RV 82: I. Allegro non molto online. Trio in C Major, RV 82: I. Allegro non molto is an English language song and is sung by János Rolla, John Williams and Franz Liszt Chamber Orchestra. Trio in C Major, RV 82: I. Allegro non molto, from the album John Williams Plays Vivaldi Concertos, was released in the year 2015. The duration of the song is 3:32. Download English songs online from JioSaavn.