Listen to String Quartet No. 13 in B-Flat Major, Op. 130: I. Adagio ma non troppo - Allegro online. String Quartet No. 13 in B-Flat Major, Op. 130: I. Adagio ma non troppo - Allegro is an Unknown language song and is sung by Narratio Quartet. String Quartet No. 13 in B-Flat Major, Op. 130: I. Adagio ma non troppo - Allegro, from the album Beethoven: Late String Quartets, was released in the year 2025. The duration of the song is 14:19. Download Unknown songs online from JioSaavn.